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camera movement & formatting

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This commit is contained in:
Asuro
2025-02-12 01:24:28 +01:00
parent bf2371eca0
commit 03aecb6d44
18 changed files with 1316 additions and 574 deletions
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8
src/.clang-format
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@@ -1,3 +1,9 @@
BasedOnStyle: Microsoft
IndentWidth: 4
NamespaceIndentation: NI_All
NamespaceIndentation: All
PointerAlignment: Left
AllowShortIfStatementsOnASingleLine: WithoutElse
BreakBeforeBraces: Allman
BinPackParameters: false
BinPackArguments: false

28
src/engine/Shared.h
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@@ -3,39 +3,39 @@
struct SharedWindowData
{
void* Handle = nullptr;
int32_t WindowWidth = 1920;
int32_t WindowHeight = 1080;
void* Handle = nullptr;
int32_t WindowWidth = 1920;
int32_t WindowHeight = 1080;
bool HeldScanCodes[512]{0};
};
struct FileChangeNotification
{
wchar_t FileName[128]{0};
wchar_t FileName[128]{0};
};
struct SharedDevData
{
uint32_t ChangedShaderCount = 0;
FileChangeNotification ChangedShaders[16];
uint32_t ChangedShaderCount = 0;
FileChangeNotification ChangedShaders[16];
};
struct GameData
{
void* PermanentStorage = nullptr;
uint64_t PermanentStorageSize = 0;
void* PermanentStorage = nullptr;
uint64_t PermanentStorageSize = 0;
void* EntityStorage = nullptr;
uint64_t EntityStorageSize = 0;
void* EntityStorage = nullptr;
uint64_t EntityStorageSize = 0;
};
struct SharedData
{
SharedDevData Dev;
SharedWindowData Window;
GameData Game;
SharedDevData Dev;
SharedWindowData Window;
GameData Game;
};
typedef void (*Startup)(SharedData& shared);
typedef void (*Update)();
typedef void (*Shutdown)();

100
src/engine/Window.cpp
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@@ -1,58 +1,70 @@
#include "Window.h"
#include "SDL3/SDL_events.h"
#include "Shared.h"
#include <cstdio>
#include "Window.h"
#include <SDL3/SDL.h>
#include <cstdio>
void EngineWindow::Startup(SharedWindowData& shared)
{
if (!SDL_Init(SDL_INIT_VIDEO))
{
printf("Failed to init SDL!\n");
return;
}
Window = SDL_CreateWindow("SDL", shared.WindowWidth, shared.WindowHeight, SDL_WINDOW_RESIZABLE | SDL_WINDOW_OPENGL);
if (Window == nullptr)
{
printf("Failed to init SDL Window!\n");
return;
}
auto props = SDL_GetWindowProperties(Window);
SDL_EnumerateProperties(props, [](void*, SDL_PropertiesID id, const char* name)
{
printf("Prop: %s\n", name);
}, nullptr);
shared.Handle = SDL_GetPointerProperty(props, "SDL.window.win32.hwnd", nullptr);
if (shared.Handle == nullptr)
{
printf("Failed to get window pointer!\n");
return;
}
if (!SDL_Init(SDL_INIT_VIDEO))
{
printf("Failed to init SDL!\n");
return;
}
Window = SDL_CreateWindow("SDL", shared.WindowWidth, shared.WindowHeight, SDL_WINDOW_RESIZABLE | SDL_WINDOW_OPENGL);
if (Window == nullptr)
{
printf("Failed to init SDL Window!\n");
return;
}
auto props = SDL_GetWindowProperties(Window);
SDL_EnumerateProperties(
props, [](void*, SDL_PropertiesID id, const char* name) { printf("Prop: %s\n", name); }, nullptr);
shared.Handle = SDL_GetPointerProperty(props, "SDL.window.win32.hwnd", nullptr);
if (shared.Handle == nullptr)
{
printf("Failed to get window pointer!\n");
return;
}
}
void EngineWindow::Update(SharedWindowData& Shared)
void EngineWindow::Update(SharedWindowData& shared)
{
SDL_Event evt;
while (SDL_PollEvent(&evt))
{
switch (evt.type)
{
case SDL_EVENT_WINDOW_RESIZED:
{
SDL_GetWindowSize(Window, &Shared.WindowWidth, &Shared.WindowHeight);
break;
}
case SDL_EVENT_WINDOW_CLOSE_REQUESTED:
{
CloseRequested = true;
break;
}
}
}
SDL_Event evt;
while (SDL_PollEvent(&evt))
{
switch (evt.type)
{
case SDL_EVENT_WINDOW_RESIZED:
{
SDL_GetWindowSize(Window, &shared.WindowWidth, &shared.WindowHeight);
break;
}
case SDL_EVENT_WINDOW_CLOSE_REQUESTED:
{
CloseRequested = true;
break;
}
case SDL_EVENT_KEY_DOWN:
{
shared.HeldScanCodes[evt.key.scancode] = true;
break;
}
case SDL_EVENT_KEY_UP:
{
shared.HeldScanCodes[evt.key.scancode] = false;
break;
}
case SDL_EVENT_MOUSE_MOTION:
{
}
default:
break;
}
}
}
void EngineWindow::Shutdown()
{
SDL_Quit();
SDL_Quit();
}

236
src/engine/test.txt Normal file
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@@ -0,0 +1,236 @@
---
Language: Cpp
# BasedOnStyle: LLVM
AccessModifierOffset: -2
AlignAfterOpenBracket: Align
AlignArrayOfStructures: None
AlignConsecutiveAssignments:
Enabled: false
AcrossEmptyLines: false
AcrossComments: false
AlignCompound: false
PadOperators: true
AlignConsecutiveBitFields:
Enabled: false
AcrossEmptyLines: false
AcrossComments: false
AlignCompound: false
PadOperators: false
AlignConsecutiveDeclarations:
Enabled: false
AcrossEmptyLines: false
AcrossComments: false
AlignCompound: false
PadOperators: false
AlignConsecutiveMacros:
Enabled: false
AcrossEmptyLines: false
AcrossComments: false
AlignCompound: false
PadOperators: false
AlignConsecutiveShortCaseStatements:
Enabled: false
AcrossEmptyLines: false
AcrossComments: false
AlignCaseColons: false
AlignEscapedNewlines: Right
AlignOperands: Align
AlignTrailingComments:
Kind: Always
OverEmptyLines: 0
AllowAllArgumentsOnNextLine: true
AllowAllParametersOfDeclarationOnNextLine: true
AllowShortBlocksOnASingleLine: Never
AllowShortCaseLabelsOnASingleLine: false
AllowShortEnumsOnASingleLine: true
AllowShortFunctionsOnASingleLine: All
AllowShortIfStatementsOnASingleLine: Never
AllowShortLambdasOnASingleLine: All
AllowShortLoopsOnASingleLine: false
AlwaysBreakAfterDefinitionReturnType: None
AlwaysBreakAfterReturnType: None
AlwaysBreakBeforeMultilineStrings: false
AlwaysBreakTemplateDeclarations: MultiLine
AttributeMacros:
- __capability
BinPackArguments: true
BinPackParameters: true
BitFieldColonSpacing: Both
BraceWrapping:
AfterCaseLabel: false
AfterClass: false
AfterControlStatement: Never
AfterEnum: false
AfterExternBlock: false
AfterFunction: false
AfterNamespace: false
AfterObjCDeclaration: false
AfterStruct: false
AfterUnion: false
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BeforeElse: false
BeforeLambdaBody: false
BeforeWhile: false
IndentBraces: false
SplitEmptyFunction: true
SplitEmptyRecord: true
SplitEmptyNamespace: true
BreakAfterAttributes: Never
BreakAfterJavaFieldAnnotations: false
BreakArrays: true
BreakBeforeBinaryOperators: None
BreakBeforeConceptDeclarations: Always
BreakBeforeBraces: Attach
BreakBeforeInlineASMColon: OnlyMultiline
BreakBeforeTernaryOperators: true
BreakConstructorInitializers: BeforeColon
BreakInheritanceList: BeforeColon
BreakStringLiterals: true
ColumnLimit: 80
CommentPragmas: '^ IWYU pragma:'
CompactNamespaces: false
ConstructorInitializerIndentWidth: 4
ContinuationIndentWidth: 4
Cpp11BracedListStyle: true
DerivePointerAlignment: false
DisableFormat: false
EmptyLineAfterAccessModifier: Never
EmptyLineBeforeAccessModifier: LogicalBlock
ExperimentalAutoDetectBinPacking: false
FixNamespaceComments: true
ForEachMacros:
- foreach
- Q_FOREACH
- BOOST_FOREACH
IfMacros:
- KJ_IF_MAYBE
IncludeBlocks: Preserve
IncludeCategories:
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Priority: 2
SortPriority: 0
CaseSensitive: false
- Regex: '^(<|"(gtest|gmock|isl|json)/)'
Priority: 3
SortPriority: 0
CaseSensitive: false
- Regex: '.*'
Priority: 1
SortPriority: 0
CaseSensitive: false
IncludeIsMainRegex: '(Test)?$'
IncludeIsMainSourceRegex: ''
IndentAccessModifiers: false
IndentCaseBlocks: false
IndentCaseLabels: false
IndentExternBlock: AfterExternBlock
IndentGotoLabels: true
IndentPPDirectives: None
IndentRequiresClause: true
IndentWidth: 2
IndentWrappedFunctionNames: false
InsertBraces: false
InsertNewlineAtEOF: false
InsertTrailingCommas: None
IntegerLiteralSeparator:
Binary: 0
BinaryMinDigits: 0
Decimal: 0
DecimalMinDigits: 0
Hex: 0
HexMinDigits: 0
JavaScriptQuotes: Leave
JavaScriptWrapImports: true
KeepEmptyLinesAtTheStartOfBlocks: true
KeepEmptyLinesAtEOF: false
LambdaBodyIndentation: Signature
LineEnding: DeriveLF
MacroBlockBegin: ''
MacroBlockEnd: ''
MaxEmptyLinesToKeep: 1
NamespaceIndentation: None
ObjCBinPackProtocolList: Auto
ObjCBlockIndentWidth: 2
ObjCBreakBeforeNestedBlockParam: true
ObjCSpaceAfterProperty: false
ObjCSpaceBeforeProtocolList: true
PackConstructorInitializers: BinPack
PenaltyBreakAssignment: 2
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PenaltyBreakTemplateDeclaration: 10
PenaltyExcessCharacter: 1000000
PenaltyIndentedWhitespace: 0
PenaltyReturnTypeOnItsOwnLine: 60
PointerAlignment: Right
PPIndentWidth: -1
QualifierAlignment: Leave
ReferenceAlignment: Pointer
ReflowComments: true
RemoveBracesLLVM: false
RemoveParentheses: Leave
RemoveSemicolon: false
RequiresClausePosition: OwnLine
RequiresExpressionIndentation: OuterScope
SeparateDefinitionBlocks: Leave
ShortNamespaceLines: 1
SortIncludes: CaseSensitive
SortJavaStaticImport: Before
SortUsingDeclarations: LexicographicNumeric
SpaceAfterCStyleCast: false
SpaceAfterLogicalNot: false
SpaceAfterTemplateKeyword: true
SpaceAroundPointerQualifiers: Default
SpaceBeforeAssignmentOperators: true
SpaceBeforeCaseColon: false
SpaceBeforeCpp11BracedList: false
SpaceBeforeCtorInitializerColon: true
SpaceBeforeInheritanceColon: true
SpaceBeforeJsonColon: false
SpaceBeforeParens: ControlStatements
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AfterFunctionDefinitionName: false
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BeforeNonEmptyParentheses: false
SpaceBeforeRangeBasedForLoopColon: true
SpaceBeforeSquareBrackets: false
SpaceInEmptyBlock: false
SpacesBeforeTrailingComments: 1
SpacesInAngles: Never
SpacesInContainerLiterals: true
SpacesInLineCommentPrefix:
Minimum: 1
Maximum: -1
SpacesInParens: Never
SpacesInParensOptions:
InCStyleCasts: false
InConditionalStatements: false
InEmptyParentheses: false
Other: false
SpacesInSquareBrackets: false
Standard: Latest
StatementAttributeLikeMacros:
- Q_EMIT
StatementMacros:
- Q_UNUSED
- QT_REQUIRE_VERSION
TabWidth: 8
UseTab: Never
VerilogBreakBetweenInstancePorts: true
WhitespaceSensitiveMacros:
- BOOST_PP_STRINGIZE
- CF_SWIFT_NAME
- NS_SWIFT_NAME
- PP_STRINGIZE
- STRINGIZE
...

109
src/game/Global.cpp
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@@ -5,56 +5,91 @@
namespace
{
SharedData* SharedInstance = nullptr;
Game::GameInstance* GameInst = nullptr;
}
SharedData* SharedInstance = nullptr;
Game::GameInstance* GameInst = nullptr;
} // namespace
Quat Quat::FromEuler(float x, float y, float z)
{
x *= bx::kPi / 180.0f;
y *= bx::kPi / 180.0f;
z *= bx::kPi / 180.0f;
x *= bx::kPi / 180.0f;
y *= bx::kPi / 180.0f;
z *= bx::kPi / 180.0f;
float cX = bx::cos(x);
float cY = bx::cos(y);
float cZ = bx::cos(z);
float sX = bx::sin(x);
float sY = bx::sin(y);
float sZ = bx::sin(z);
float cX = bx::cos(x);
float cY = bx::cos(y);
float cZ = bx::cos(z);
float sX = bx::sin(x);
float sY = bx::sin(y);
float sZ = bx::sin(z);
return Quat{
cX * cY * cZ - sX * sY * sZ,
sY * cX * cZ - sX * sZ * cY,
sX * sY * cZ + sZ * cX * cY,
sX * cY * cZ + sY * sZ * cX };
return Quat{cX * cY * cZ - sX * sY * sZ,
sY * cX * cZ - sX * sZ * cY,
sX * sY * cZ + sZ * cX * cY,
sX * cY * cZ + sY * sZ * cX};
}
Quat Quat::FromEuler(Vec3 rot)
{
return Quat::FromEuler(rot.X, rot.Y, rot.Z);
return Quat::FromEuler(rot.X, rot.Y, rot.Z);
}
void Mat4::CreateTransform(float* out, Vec3 pos, Quat rot, Vec3 scale)
{
if (out == nullptr) return;
float rMat[16]{0};
float tMat[16]{0};
float sMat[16]{0};
bx::mtxFromQuaternion(rMat, bx::Quaternion{rot.X, rot.Y, rot.Z, rot.W});
bx::mtxTranslate(tMat, pos.X, pos.Y, pos.Z);
bx::mtxScale(sMat, scale.X, scale.Y, scale.Z);
float buf[16]{0};
bx::mtxMul(buf, rMat, sMat);
bx::mtxMul(out, buf, tMat);
}
void Mat4::Translate(Vec3 offset)
{
M[12] += offset.X;
M[13] += offset.Y;
M[14] += offset.Z;
}
Vec3 Mat4::Right()
{
return {M[0], M[1], M[2]};
}
Vec3 Mat4::Up()
{
return {M[4], M[5], M[6]};
}
Vec3 Mat4::Forward()
{
return {M[8], M[9], M[10]};
}
namespace Game
{
SharedData& GetShared()
{
assert(SharedInstance != nullptr);
return *SharedInstance;
}
SharedData& GetShared()
{
assert(SharedInstance != nullptr);
return *SharedInstance;
}
void SetShared(SharedData& instance)
{
SharedInstance = &instance;
}
void SetShared(SharedData& instance)
{
SharedInstance = &instance;
}
GameInstance& GetInstance()
{
assert(GameInst != nullptr);
return *GameInst;
}
GameInstance& GetInstance()
{
assert(GameInst != nullptr);
return *GameInst;
}
void SetInstance(Game::GameInstance& instance)
{
GameInst = &instance;
}
}
void SetInstance(Game::GameInstance& instance)
{
GameInst = &instance;
}
} // namespace Game

80
src/game/Global.h
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@@ -1,60 +1,84 @@
#pragma once
#include <bx/math.h>
#include <cstdint>
struct SharedData;
struct IVec2
{
int32_t X = 0;
int32_t Y = 0;
int32_t X = 0;
int32_t Y = 0;
};
struct IVec3
{
int32_t X = 0;
int32_t Y = 0;
int32_t X = 0;
int32_t Y = 0;
};
struct Vec2
{
float X = 0.0f;
float Y = 0.0f;
float X = 0.0f;
float Y = 0.0f;
};
struct Vec3
{
float X = 0.0f;
float Y = 0.0f;
float Z = 0.0f;
float X = 0.0f;
float Y = 0.0f;
float Z = 0.0f;
bx::Vec3 ToBX()
{
return {X, Y, Z};
};
};
struct Quat
{
float X = 0.0f;
float Y = 0.0f;
float Z = 0.0f;
float W = 1.0f;
float X = 0.0f;
float Y = 0.0f;
float Z = 0.0f;
float W = 1.0f;
static Quat FromEuler(float x, float y, float z);
static Quat FromEuler(Vec3 rot);
static Quat FromEuler(float x, float y, float z);
static Quat FromEuler(Vec3 rot);
};
struct Mat4
{
float M[16] {
1.0, 0.0, 0.0, 0.0,
0.0, 1.0, 0.0, 0.0,
0.0, 0.0, 1.0, 0.0,
0.0, 0.0, 0.0, 1.0,
};
float M[16]{
1.0,
0.0,
0.0,
0.0,
0.0,
1.0,
0.0,
0.0,
0.0,
0.0,
1.0,
0.0,
0.0,
0.0,
0.0,
1.0,
};
static void CreateTransform(float* out, Vec3 pos, Quat rot = {}, Vec3 scale = {1.0f, 1.0f, 1.0f});
void Translate(Vec3 offset);
Vec3 Right();
Vec3 Up();
Vec3 Forward();
};
namespace Game
{
struct GameInstance;
SharedData& GetShared();
void SetShared(SharedData& instance);
GameInstance& GetInstance();
void SetInstance(GameInstance& instance);
}
struct GameInstance;
SharedData& GetShared();
void SetShared(SharedData& instance);
GameInstance& GetInstance();
void SetInstance(GameInstance& instance);
} // namespace Game

11
src/game/Input.cpp Normal file
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@@ -0,0 +1,11 @@
#include "../engine/Shared.h"
#include "Global.h"
#include "Input.h"
namespace Game
{
bool GetKey(ScanCode key)
{
return GetShared().Window.HeldScanCodes[(int32_t)key];
}
} // namespace Game

381
src/game/Input.h Normal file
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@@ -0,0 +1,381 @@
#pragma once
enum class ScanCode
{
SDL_SCANCODE_UNKNOWN = 0,
/**
* \name Usage page 0x07
*
* These values are from usage page 0x07 (USB keyboard page).
*/
/* @{ */
SDL_SCANCODE_A = 4,
SDL_SCANCODE_B = 5,
SDL_SCANCODE_C = 6,
SDL_SCANCODE_D = 7,
SDL_SCANCODE_E = 8,
SDL_SCANCODE_F = 9,
SDL_SCANCODE_G = 10,
SDL_SCANCODE_H = 11,
SDL_SCANCODE_I = 12,
SDL_SCANCODE_J = 13,
SDL_SCANCODE_K = 14,
SDL_SCANCODE_L = 15,
SDL_SCANCODE_M = 16,
SDL_SCANCODE_N = 17,
SDL_SCANCODE_O = 18,
SDL_SCANCODE_P = 19,
SDL_SCANCODE_Q = 20,
SDL_SCANCODE_R = 21,
SDL_SCANCODE_S = 22,
SDL_SCANCODE_T = 23,
SDL_SCANCODE_U = 24,
SDL_SCANCODE_V = 25,
SDL_SCANCODE_W = 26,
SDL_SCANCODE_X = 27,
SDL_SCANCODE_Y = 28,
SDL_SCANCODE_Z = 29,
SDL_SCANCODE_1 = 30,
SDL_SCANCODE_2 = 31,
SDL_SCANCODE_3 = 32,
SDL_SCANCODE_4 = 33,
SDL_SCANCODE_5 = 34,
SDL_SCANCODE_6 = 35,
SDL_SCANCODE_7 = 36,
SDL_SCANCODE_8 = 37,
SDL_SCANCODE_9 = 38,
SDL_SCANCODE_0 = 39,
SDL_SCANCODE_RETURN = 40,
SDL_SCANCODE_ESCAPE = 41,
SDL_SCANCODE_BACKSPACE = 42,
SDL_SCANCODE_TAB = 43,
SDL_SCANCODE_SPACE = 44,
SDL_SCANCODE_MINUS = 45,
SDL_SCANCODE_EQUALS = 46,
SDL_SCANCODE_LEFTBRACKET = 47,
SDL_SCANCODE_RIGHTBRACKET = 48,
SDL_SCANCODE_BACKSLASH = 49, /**< Located at the lower left of the return
* key on ISO keyboards and at the right end
* of the QWERTY row on ANSI keyboards.
* Produces REVERSE SOLIDUS (backslash) and
* VERTICAL LINE in a US layout, REVERSE
* SOLIDUS and VERTICAL LINE in a UK Mac
* layout, NUMBER SIGN and TILDE in a UK
* Windows layout, DOLLAR SIGN and POUND SIGN
* in a Swiss German layout, NUMBER SIGN and
* APOSTROPHE in a German layout, GRAVE
* ACCENT and POUND SIGN in a French Mac
* layout, and ASTERISK and MICRO SIGN in a
* French Windows layout.
*/
SDL_SCANCODE_NONUSHASH = 50, /**< ISO USB keyboards actually use this code
* instead of 49 for the same key, but all
* OSes I've seen treat the two codes
* identically. So, as an implementor, unless
* your keyboard generates both of those
* codes and your OS treats them differently,
* you should generate SDL_SCANCODE_BACKSLASH
* instead of this code. As a user, you
* should not rely on this code because SDL
* will never generate it with most (all?)
* keyboards.
*/
SDL_SCANCODE_SEMICOLON = 51,
SDL_SCANCODE_APOSTROPHE = 52,
SDL_SCANCODE_GRAVE = 53, /**< Located in the top left corner (on both ANSI
* and ISO keyboards). Produces GRAVE ACCENT and
* TILDE in a US Windows layout and in US and UK
* Mac layouts on ANSI keyboards, GRAVE ACCENT
* and NOT SIGN in a UK Windows layout, SECTION
* SIGN and PLUS-MINUS SIGN in US and UK Mac
* layouts on ISO keyboards, SECTION SIGN and
* DEGREE SIGN in a Swiss German layout (Mac:
* only on ISO keyboards), CIRCUMFLEX ACCENT and
* DEGREE SIGN in a German layout (Mac: only on
* ISO keyboards), SUPERSCRIPT TWO and TILDE in a
* French Windows layout, COMMERCIAL AT and
* NUMBER SIGN in a French Mac layout on ISO
* keyboards, and LESS-THAN SIGN and GREATER-THAN
* SIGN in a Swiss German, German, or French Mac
* layout on ANSI keyboards.
*/
SDL_SCANCODE_COMMA = 54,
SDL_SCANCODE_PERIOD = 55,
SDL_SCANCODE_SLASH = 56,
SDL_SCANCODE_CAPSLOCK = 57,
SDL_SCANCODE_F1 = 58,
SDL_SCANCODE_F2 = 59,
SDL_SCANCODE_F3 = 60,
SDL_SCANCODE_F4 = 61,
SDL_SCANCODE_F5 = 62,
SDL_SCANCODE_F6 = 63,
SDL_SCANCODE_F7 = 64,
SDL_SCANCODE_F8 = 65,
SDL_SCANCODE_F9 = 66,
SDL_SCANCODE_F10 = 67,
SDL_SCANCODE_F11 = 68,
SDL_SCANCODE_F12 = 69,
SDL_SCANCODE_PRINTSCREEN = 70,
SDL_SCANCODE_SCROLLLOCK = 71,
SDL_SCANCODE_PAUSE = 72,
SDL_SCANCODE_INSERT = 73, /**< insert on PC, help on some Mac keyboards (but
does send code 73, not 117) */
SDL_SCANCODE_HOME = 74,
SDL_SCANCODE_PAGEUP = 75,
SDL_SCANCODE_DELETE = 76,
SDL_SCANCODE_END = 77,
SDL_SCANCODE_PAGEDOWN = 78,
SDL_SCANCODE_RIGHT = 79,
SDL_SCANCODE_LEFT = 80,
SDL_SCANCODE_DOWN = 81,
SDL_SCANCODE_UP = 82,
SDL_SCANCODE_NUMLOCKCLEAR = 83, /**< num lock on PC, clear on Mac keyboards
*/
SDL_SCANCODE_KP_DIVIDE = 84,
SDL_SCANCODE_KP_MULTIPLY = 85,
SDL_SCANCODE_KP_MINUS = 86,
SDL_SCANCODE_KP_PLUS = 87,
SDL_SCANCODE_KP_ENTER = 88,
SDL_SCANCODE_KP_1 = 89,
SDL_SCANCODE_KP_2 = 90,
SDL_SCANCODE_KP_3 = 91,
SDL_SCANCODE_KP_4 = 92,
SDL_SCANCODE_KP_5 = 93,
SDL_SCANCODE_KP_6 = 94,
SDL_SCANCODE_KP_7 = 95,
SDL_SCANCODE_KP_8 = 96,
SDL_SCANCODE_KP_9 = 97,
SDL_SCANCODE_KP_0 = 98,
SDL_SCANCODE_KP_PERIOD = 99,
SDL_SCANCODE_NONUSBACKSLASH = 100, /**< This is the additional key that ISO
* keyboards have over ANSI ones,
* located between left shift and Y.
* Produces GRAVE ACCENT and TILDE in a
* US or UK Mac layout, REVERSE SOLIDUS
* (backslash) and VERTICAL LINE in a
* US or UK Windows layout, and
* LESS-THAN SIGN and GREATER-THAN SIGN
* in a Swiss German, German, or French
* layout. */
SDL_SCANCODE_APPLICATION = 101, /**< windows contextual menu, compose */
SDL_SCANCODE_POWER = 102, /**< The USB document says this is a status flag,
* not a physical key - but some Mac keyboards
* do have a power key. */
SDL_SCANCODE_KP_EQUALS = 103,
SDL_SCANCODE_F13 = 104,
SDL_SCANCODE_F14 = 105,
SDL_SCANCODE_F15 = 106,
SDL_SCANCODE_F16 = 107,
SDL_SCANCODE_F17 = 108,
SDL_SCANCODE_F18 = 109,
SDL_SCANCODE_F19 = 110,
SDL_SCANCODE_F20 = 111,
SDL_SCANCODE_F21 = 112,
SDL_SCANCODE_F22 = 113,
SDL_SCANCODE_F23 = 114,
SDL_SCANCODE_F24 = 115,
SDL_SCANCODE_EXECUTE = 116,
SDL_SCANCODE_HELP = 117, /**< AL Integrated Help Center */
SDL_SCANCODE_MENU = 118, /**< Menu (show menu) */
SDL_SCANCODE_SELECT = 119,
SDL_SCANCODE_STOP = 120, /**< AC Stop */
SDL_SCANCODE_AGAIN = 121, /**< AC Redo/Repeat */
SDL_SCANCODE_UNDO = 122, /**< AC Undo */
SDL_SCANCODE_CUT = 123, /**< AC Cut */
SDL_SCANCODE_COPY = 124, /**< AC Copy */
SDL_SCANCODE_PASTE = 125, /**< AC Paste */
SDL_SCANCODE_FIND = 126, /**< AC Find */
SDL_SCANCODE_MUTE = 127,
SDL_SCANCODE_VOLUMEUP = 128,
SDL_SCANCODE_VOLUMEDOWN = 129,
/* not sure whether there's a reason to enable these */
/* SDL_SCANCODE_LOCKINGCAPSLOCK = 130, */
/* SDL_SCANCODE_LOCKINGNUMLOCK = 131, */
/* SDL_SCANCODE_LOCKINGSCROLLLOCK = 132, */
SDL_SCANCODE_KP_COMMA = 133,
SDL_SCANCODE_KP_EQUALSAS400 = 134,
SDL_SCANCODE_INTERNATIONAL1 = 135, /**< used on Asian keyboards, see
footnotes in USB doc */
SDL_SCANCODE_INTERNATIONAL2 = 136,
SDL_SCANCODE_INTERNATIONAL3 = 137, /**< Yen */
SDL_SCANCODE_INTERNATIONAL4 = 138,
SDL_SCANCODE_INTERNATIONAL5 = 139,
SDL_SCANCODE_INTERNATIONAL6 = 140,
SDL_SCANCODE_INTERNATIONAL7 = 141,
SDL_SCANCODE_INTERNATIONAL8 = 142,
SDL_SCANCODE_INTERNATIONAL9 = 143,
SDL_SCANCODE_LANG1 = 144, /**< Hangul/English toggle */
SDL_SCANCODE_LANG2 = 145, /**< Hanja conversion */
SDL_SCANCODE_LANG3 = 146, /**< Katakana */
SDL_SCANCODE_LANG4 = 147, /**< Hiragana */
SDL_SCANCODE_LANG5 = 148, /**< Zenkaku/Hankaku */
SDL_SCANCODE_LANG6 = 149, /**< reserved */
SDL_SCANCODE_LANG7 = 150, /**< reserved */
SDL_SCANCODE_LANG8 = 151, /**< reserved */
SDL_SCANCODE_LANG9 = 152, /**< reserved */
SDL_SCANCODE_ALTERASE = 153, /**< Erase-Eaze */
SDL_SCANCODE_SYSREQ = 154,
SDL_SCANCODE_CANCEL = 155, /**< AC Cancel */
SDL_SCANCODE_CLEAR = 156,
SDL_SCANCODE_PRIOR = 157,
SDL_SCANCODE_RETURN2 = 158,
SDL_SCANCODE_SEPARATOR = 159,
SDL_SCANCODE_OUT = 160,
SDL_SCANCODE_OPER = 161,
SDL_SCANCODE_CLEARAGAIN = 162,
SDL_SCANCODE_CRSEL = 163,
SDL_SCANCODE_EXSEL = 164,
SDL_SCANCODE_KP_00 = 176,
SDL_SCANCODE_KP_000 = 177,
SDL_SCANCODE_THOUSANDSSEPARATOR = 178,
SDL_SCANCODE_DECIMALSEPARATOR = 179,
SDL_SCANCODE_CURRENCYUNIT = 180,
SDL_SCANCODE_CURRENCYSUBUNIT = 181,
SDL_SCANCODE_KP_LEFTPAREN = 182,
SDL_SCANCODE_KP_RIGHTPAREN = 183,
SDL_SCANCODE_KP_LEFTBRACE = 184,
SDL_SCANCODE_KP_RIGHTBRACE = 185,
SDL_SCANCODE_KP_TAB = 186,
SDL_SCANCODE_KP_BACKSPACE = 187,
SDL_SCANCODE_KP_A = 188,
SDL_SCANCODE_KP_B = 189,
SDL_SCANCODE_KP_C = 190,
SDL_SCANCODE_KP_D = 191,
SDL_SCANCODE_KP_E = 192,
SDL_SCANCODE_KP_F = 193,
SDL_SCANCODE_KP_XOR = 194,
SDL_SCANCODE_KP_POWER = 195,
SDL_SCANCODE_KP_PERCENT = 196,
SDL_SCANCODE_KP_LESS = 197,
SDL_SCANCODE_KP_GREATER = 198,
SDL_SCANCODE_KP_AMPERSAND = 199,
SDL_SCANCODE_KP_DBLAMPERSAND = 200,
SDL_SCANCODE_KP_VERTICALBAR = 201,
SDL_SCANCODE_KP_DBLVERTICALBAR = 202,
SDL_SCANCODE_KP_COLON = 203,
SDL_SCANCODE_KP_HASH = 204,
SDL_SCANCODE_KP_SPACE = 205,
SDL_SCANCODE_KP_AT = 206,
SDL_SCANCODE_KP_EXCLAM = 207,
SDL_SCANCODE_KP_MEMSTORE = 208,
SDL_SCANCODE_KP_MEMRECALL = 209,
SDL_SCANCODE_KP_MEMCLEAR = 210,
SDL_SCANCODE_KP_MEMADD = 211,
SDL_SCANCODE_KP_MEMSUBTRACT = 212,
SDL_SCANCODE_KP_MEMMULTIPLY = 213,
SDL_SCANCODE_KP_MEMDIVIDE = 214,
SDL_SCANCODE_KP_PLUSMINUS = 215,
SDL_SCANCODE_KP_CLEAR = 216,
SDL_SCANCODE_KP_CLEARENTRY = 217,
SDL_SCANCODE_KP_BINARY = 218,
SDL_SCANCODE_KP_OCTAL = 219,
SDL_SCANCODE_KP_DECIMAL = 220,
SDL_SCANCODE_KP_HEXADECIMAL = 221,
SDL_SCANCODE_LCTRL = 224,
SDL_SCANCODE_LSHIFT = 225,
SDL_SCANCODE_LALT = 226, /**< alt, option */
SDL_SCANCODE_LGUI = 227, /**< windows, command (apple), meta */
SDL_SCANCODE_RCTRL = 228,
SDL_SCANCODE_RSHIFT = 229,
SDL_SCANCODE_RALT = 230, /**< alt gr, option */
SDL_SCANCODE_RGUI = 231, /**< windows, command (apple), meta */
SDL_SCANCODE_MODE = 257, /**< I'm not sure if this is really not covered
* by any of the above, but since there's a
* special SDL_KMOD_MODE for it I'm adding it here
*/
/* @} */ /* Usage page 0x07 */
/**
* \name Usage page 0x0C
*
* These values are mapped from usage page 0x0C (USB consumer page).
*
* There are way more keys in the spec than we can represent in the
* current scancode range, so pick the ones that commonly come up in
* real world usage.
*/
/* @{ */
SDL_SCANCODE_SLEEP = 258, /**< Sleep */
SDL_SCANCODE_WAKE = 259, /**< Wake */
SDL_SCANCODE_CHANNEL_INCREMENT = 260, /**< Channel Increment */
SDL_SCANCODE_CHANNEL_DECREMENT = 261, /**< Channel Decrement */
SDL_SCANCODE_MEDIA_PLAY = 262, /**< Play */
SDL_SCANCODE_MEDIA_PAUSE = 263, /**< Pause */
SDL_SCANCODE_MEDIA_RECORD = 264, /**< Record */
SDL_SCANCODE_MEDIA_FAST_FORWARD = 265, /**< Fast Forward */
SDL_SCANCODE_MEDIA_REWIND = 266, /**< Rewind */
SDL_SCANCODE_MEDIA_NEXT_TRACK = 267, /**< Next Track */
SDL_SCANCODE_MEDIA_PREVIOUS_TRACK = 268, /**< Previous Track */
SDL_SCANCODE_MEDIA_STOP = 269, /**< Stop */
SDL_SCANCODE_MEDIA_EJECT = 270, /**< Eject */
SDL_SCANCODE_MEDIA_PLAY_PAUSE = 271, /**< Play / Pause */
SDL_SCANCODE_MEDIA_SELECT = 272, /* Media Select */
SDL_SCANCODE_AC_NEW = 273, /**< AC New */
SDL_SCANCODE_AC_OPEN = 274, /**< AC Open */
SDL_SCANCODE_AC_CLOSE = 275, /**< AC Close */
SDL_SCANCODE_AC_EXIT = 276, /**< AC Exit */
SDL_SCANCODE_AC_SAVE = 277, /**< AC Save */
SDL_SCANCODE_AC_PRINT = 278, /**< AC Print */
SDL_SCANCODE_AC_PROPERTIES = 279, /**< AC Properties */
SDL_SCANCODE_AC_SEARCH = 280, /**< AC Search */
SDL_SCANCODE_AC_HOME = 281, /**< AC Home */
SDL_SCANCODE_AC_BACK = 282, /**< AC Back */
SDL_SCANCODE_AC_FORWARD = 283, /**< AC Forward */
SDL_SCANCODE_AC_STOP = 284, /**< AC Stop */
SDL_SCANCODE_AC_REFRESH = 285, /**< AC Refresh */
SDL_SCANCODE_AC_BOOKMARKS = 286, /**< AC Bookmarks */
/* @} */ /* Usage page 0x0C */
/**
* \name Mobile keys
*
* These are values that are often used on mobile phones.
*/
/* @{ */
SDL_SCANCODE_SOFTLEFT = 287, /**< Usually situated below the display on phones and
used as a multi-function feature key for selecting
a software defined function shown on the bottom left
of the display. */
SDL_SCANCODE_SOFTRIGHT = 288, /**< Usually situated below the display on phones and
used as a multi-function feature key for selecting
a software defined function shown on the bottom right
of the display. */
SDL_SCANCODE_CALL = 289, /**< Used for accepting phone calls. */
SDL_SCANCODE_ENDCALL = 290, /**< Used for rejecting phone calls. */
/* @} */ /* Mobile keys */
/* Add any other keys here. */
SDL_SCANCODE_RESERVED = 400, /**< 400-500 reserved for dynamic keycodes */
SDL_SCANCODE_COUNT = 512 /**< not a key, just marks the number of scancodes for array bounds */
};
namespace Game
{
bool GetKey(ScanCode key);
}

23
src/game/Instance.h
View File

@@ -1,17 +1,18 @@
#pragma once
#include <cstdint>
#include "Level.h"
#include <cstdint>
namespace Game
{
struct GameInstance
{
bool IsInitialized = false;
uint64_t Size = sizeof(GameInstance);
uint32_t FrameCounter = 0;
int64_t StartTime = 0;
double Now = 0.0;
Level GameLevel;
};
}
struct GameInstance
{
bool IsInitialized = false;
uint64_t Size = sizeof(GameInstance);
uint32_t FrameCounter = 0;
int64_t StartTime = 0;
double Now = 0.0;
double Delta = 0.0;
Level GameLevel;
};
} // namespace Game

127
src/game/Level.cpp
View File

@@ -1,85 +1,70 @@
#include "Level.h"
#include "Log.h"
#include "Global.h"
#include "Instance.h"
#include "Level.h"
#include "Log.h"
#include <bx/math.h>
namespace
{
void CreateTransform(float* out, Vec3 pos, Quat rot = {}, Vec3 scale = {1.0f, 1.0f, 1.0f})
{
if (out == nullptr) return;
float rMat[16]{0};
float tMat[16]{0};
float sMat[16]{0};
bx::mtxFromQuaternion(rMat, bx::Quaternion{rot.X, rot.Y, rot.Z, rot.W});
bx::mtxTranslate(tMat, pos.X, pos.Y, pos.Z);
bx::mtxScale(sMat, scale.X, scale.Y, scale.Z);
float buf[16]{0};
bx::mtxMul(buf, rMat, sMat);
bx::mtxMul(out, buf, tMat);
}
}
namespace Game
{
void Level::Setup(GameData& data)
{
Log("Level setup");
Cubes.Setup(data.EntityStorage);
if (Cubes.Count == 0)
{
for (uint32_t yy = 0; yy < 11; ++yy)
{
for (uint32_t xx = 0; xx < 11; ++xx)
{
Cube* c = Cubes.New();
if (c)
{
c->TestX = xx;
c->TestY = yy;
}
}
}
void Level::Setup(GameData& data)
{
Log("Level setup");
Cubes.Setup(data.EntityStorage);
if (Cubes.Count == 0)
{
for (uint32_t yy = 0; yy < 11; ++yy)
{
for (uint32_t xx = 0; xx < 11; ++xx)
{
Cube* c = Cubes.New();
if (c)
{
c->TestX = xx;
c->TestY = yy;
}
}
}
Cube* floor = Cubes.New();
}
}
Cube* floor = Cubes.New();
}
}
void Level::Update()
{
Cubes.Update();
}
void Level::Update()
{
Cubes.Update();
}
void Cube::Setup()
{
}
void Cube::Setup()
{
}
void Cube::Update()
{
if (TestX >= 0 && TestY >= 0)
{
double globalTime = GetInstance().Now;
double time = TestY <= 5 ? globalTime * 1.0f : 0.0f;
if (TestX == 4 && TestY == 4)
{
// bx::mtxTranslate(Transform.M, 0, 0, bx::lerp(-20.0f, -32.0f, bx::sin(globalTime* 0.5f) * 0.5 + 0.5));
// bx::mtxTranslate(Transform.M, 0, 0, bx::lerp(0.0f, -32.0f, bx::sin(globalTime* 0.5f) * 0.5 + 0.5));
}
else
{
float scale = 1.0f + TestX * 0.4f;
CreateTransform(Transform.M,
Vec3{TestX * 10.0f - 40.0f, TestY * 10.0f - 40.0f, (float)TestX},
Quat::FromEuler(time * 10.0f + TestX, time * 5.0f * TestY, 0.0f),
{scale, scale, scale}
);
}
}
else
{
CreateTransform(Transform.M, {0.0f, -30.0f, 100.0f}, {}, {100.0f, 10.0f, 100.0f});
}
}
}
void Cube::Update()
{
if (TestX >= 0 && TestY >= 0)
{
double globalTime = GetInstance().Now;
double time = TestY <= 5 ? globalTime * 1.0f : 0.0f;
if (TestX == 4 && TestY == 4)
{
// bx::mtxTranslate(Transform.M, 0, 0, bx::lerp(-20.0f, -32.0f, bx::sin(globalTime* 0.5f) * 0.5 + 0.5));
// bx::mtxTranslate(Transform.M, 0, 0, bx::lerp(0.0f, -32.0f, bx::sin(globalTime* 0.5f) * 0.5 + 0.5));
}
else
{
float scale = 1.0f + TestX * 0.4f;
Mat4::CreateTransform(Transform.M,
Vec3{TestX * 10.0f - 40.0f, TestY * 10.0f - 40.0f, (float)TestX},
Quat::FromEuler(time * 10.0f + TestX, time * 5.0f * TestY, 0.0f),
{scale, scale, scale});
}
}
else
{
Mat4::CreateTransform(Transform.M, {0.0f, -30.0f, 100.0f}, {}, {100.0f, 10.0f, 100.0f});
}
}
} // namespace Game

98
src/game/Mesh.cpp
View File

@@ -1,5 +1,5 @@
#include "Mesh.h"
#include "Log.h"
#include "Mesh.h"
#define TINYGLTF_IMPLEMENTATION
#define STB_IMAGE_IMPLEMENTATION
@@ -8,54 +8,54 @@
namespace Game
{
void LoadMesh(Model& mesh)
{
mesh.VertLayout.begin()
.add(bgfx::Attrib::Position, 3, bgfx::AttribType::Float)
.add(bgfx::Attrib::Color0, 4, bgfx::AttribType::Uint8, true)
.add(bgfx::Attrib::TexCoord0, 2, bgfx::AttribType::Float)
.end();
void LoadMesh(Model& mesh)
{
mesh.VertLayout.begin()
.add(bgfx::Attrib::Position, 3, bgfx::AttribType::Float)
.add(bgfx::Attrib::Color0, 4, bgfx::AttribType::Uint8, true)
.add(bgfx::Attrib::TexCoord0, 2, bgfx::AttribType::Float)
.end();
tinygltf::Model model;
tinygltf::TinyGLTF loader;
std::string warn;
std::string err;
bool loadSuccess = loader.LoadASCIIFromFile(&model, &err, &warn, "models/cube.gltf");
tinygltf::Model model;
tinygltf::TinyGLTF loader;
std::string warn;
std::string err;
bool loadSuccess = loader.LoadASCIIFromFile(&model, &err, &warn, "models/cube.gltf");
if (!warn.empty()) Log("WARN: %s", warn.c_str());
if (!err.empty()) Log("ERR: %s", err.c_str());
if (!loadSuccess) Log("Model load failed!");
if (!warn.empty()) Log("WARN: %s", warn.c_str());
if (!err.empty()) Log("ERR: %s", err.c_str());
if (!loadSuccess) Log("Model load failed!");
tinygltf::Primitive primitive = model.meshes[0].primitives[0];
{
tinygltf::Accessor accessor = model.accessors.at(primitive.indices);
tinygltf::BufferView bufferView = model.bufferViews.at(accessor.bufferView);
tinygltf::Buffer buffer = model.buffers[bufferView.buffer];
const bgfx::Memory* ibMem = bgfx::alloc(bufferView.byteLength);
bx::memCopy(ibMem->data, &buffer.data.at(bufferView.byteOffset), bufferView.byteLength);
mesh.IndexBuffer = bgfx::createIndexBuffer(ibMem);
}
{
tinygltf::Accessor posAccessor = model.accessors.at(primitive.attributes.at("POSITION"));
tinygltf::Accessor uvAccessor = model.accessors.at(primitive.attributes.at("TEXCOORD_0"));
tinygltf::BufferView posBufferView = model.bufferViews[posAccessor.bufferView];
tinygltf::BufferView uvBufferView = model.bufferViews[uvAccessor.bufferView];
int posStride = posAccessor.ByteStride(posBufferView);
int uvStride = uvAccessor.ByteStride(uvBufferView);
tinygltf::Buffer posBuffer = model.buffers[posBufferView.buffer];
tinygltf::Buffer uvBuffer = model.buffers[uvBufferView.buffer];
uint32_t vertexCount = posBufferView.byteLength / posStride;
const bgfx::Memory* vbMem = bgfx::alloc(vertexCount * sizeof(PosColorVertex));
for (uint32_t i = 0; i < vertexCount; ++i)
{
PosColorVertex& v = *reinterpret_cast<PosColorVertex*>(vbMem->data + i * sizeof(PosColorVertex));
bx::memCopy(&v.x, &posBuffer.data.at(posBufferView.byteOffset + i * posStride), posStride);
v.abgr = 0;
bx::memCopy(&v.uv_x, &uvBuffer.data.at(uvBufferView.byteOffset + i * uvStride), uvStride);
}
mesh.VertexBuffer = bgfx::createVertexBuffer(vbMem, mesh.VertLayout);
}
}
}
tinygltf::Primitive primitive = model.meshes[0].primitives[0];
{
tinygltf::Accessor accessor = model.accessors.at(primitive.indices);
tinygltf::BufferView bufferView = model.bufferViews.at(accessor.bufferView);
tinygltf::Buffer buffer = model.buffers[bufferView.buffer];
const bgfx::Memory* ibMem = bgfx::alloc(bufferView.byteLength);
bx::memCopy(ibMem->data, &buffer.data.at(bufferView.byteOffset), bufferView.byteLength);
mesh.IndexBuffer = bgfx::createIndexBuffer(ibMem);
}
{
tinygltf::Accessor posAccessor = model.accessors.at(primitive.attributes.at("POSITION"));
tinygltf::Accessor uvAccessor = model.accessors.at(primitive.attributes.at("TEXCOORD_0"));
tinygltf::BufferView posBufferView = model.bufferViews[posAccessor.bufferView];
tinygltf::BufferView uvBufferView = model.bufferViews[uvAccessor.bufferView];
int posStride = posAccessor.ByteStride(posBufferView);
int uvStride = uvAccessor.ByteStride(uvBufferView);
tinygltf::Buffer posBuffer = model.buffers[posBufferView.buffer];
tinygltf::Buffer uvBuffer = model.buffers[uvBufferView.buffer];
uint32_t vertexCount = posBufferView.byteLength / posStride;
const bgfx::Memory* vbMem = bgfx::alloc(vertexCount * sizeof(PosColorVertex));
for (uint32_t i = 0; i < vertexCount; ++i)
{
PosColorVertex& v = *reinterpret_cast<PosColorVertex*>(vbMem->data + i * sizeof(PosColorVertex));
bx::memCopy(&v.x, &posBuffer.data.at(posBufferView.byteOffset + i * posStride), posStride);
v.abgr = 0;
bx::memCopy(&v.uv_x, &uvBuffer.data.at(uvBufferView.byteOffset + i * uvStride), uvStride);
}
mesh.VertexBuffer = bgfx::createVertexBuffer(vbMem, mesh.VertLayout);
}
}
} // namespace Game

112
src/game/Setup.cpp
View File

@@ -1,65 +1,67 @@
#include "Setup.h"
#include "Log.h"
#include "bx/timer.h"
#include "rendering/Rendering.h"
#include "Global.h"
#include "Instance.h"
#include "Log.h"
#include "Setup.h"
#include "bx/timer.h"
#include "rendering/Rendering.h"
namespace Game
{
class GameSetup
{
public:
GameRendering Rendering;
};
class GameSetup
{
public:
GameRendering Rendering;
};
namespace
{
GameSetup SetupInstance;
}
namespace
{
GameSetup SetupInstance;
}
void Setup(SharedData& shared)
{
Log("Game Setup Start!");
void Setup(SharedData& shared)
{
Log("Game Setup Start!");
if (shared.Game.PermanentStorage == nullptr)
{
Log("Game memory not initialized!!");
return;
}
if (shared.Game.EntityStorage == nullptr)
{
Log("Entity memory not initialized!");
return;
}
if (shared.Game.PermanentStorageSize < sizeof(GameInstance))
{
Log("Game memory too small! %u < %u", shared.Game.PermanentStorageSize, sizeof(GameInstance));
return;
}
GameInstance& instance = *reinterpret_cast<GameInstance*>(shared.Game.PermanentStorage);
if (sizeof(GameInstance) != instance.Size)
{
Log("Game instance size changed, resetting!");
instance = {};
}
SetShared(shared);
SetInstance(instance);
SetupInstance.Rendering.Setup();
instance.GameLevel.Setup(shared.Game);
instance.IsInitialized = true;
}
if (shared.Game.PermanentStorage == nullptr)
{
Log("Game memory not initialized!!");
return;
}
if (shared.Game.EntityStorage == nullptr)
{
Log("Entity memory not initialized!");
return;
}
if (shared.Game.PermanentStorageSize < sizeof(GameInstance))
{
Log("Game memory too small! %u < %u", shared.Game.PermanentStorageSize, sizeof(GameInstance));
return;
}
GameInstance& instance = *reinterpret_cast<GameInstance*>(shared.Game.PermanentStorage);
if (sizeof(GameInstance) != instance.Size)
{
Log("Game instance size changed, resetting!");
instance = {};
}
SetShared(shared);
SetInstance(instance);
SetupInstance.Rendering.Setup();
instance.GameLevel.Setup(shared.Game);
instance.IsInitialized = true;
}
void Update()
{
++GetInstance().FrameCounter;
GetInstance().Now = (bx::getHPCounter() - GetInstance().StartTime) / (double)(bx::getHPFrequency());
SetupInstance.Rendering.Update();
}
void Update()
{
++GetInstance().FrameCounter;
double newNow = (bx::getHPCounter() - GetInstance().StartTime) / (double)(bx::getHPFrequency());
GetInstance().Delta = newNow - GetInstance().Now;
GetInstance().Now = newNow;
SetupInstance.Rendering.Update();
}
void Shutdown()
{
Log("Shutdown");
SetupInstance.Rendering.Shutdown();
}
}
void Shutdown()
{
Log("Shutdown");
SetupInstance.Rendering.Shutdown();
}
} // namespace Game

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src/game/compiled-shaders/dx11/frag.bin
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src/game/compiled-shaders/glsl/frag.bin
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380
src/game/rendering/Rendering.cpp
View File

@@ -1,215 +1,239 @@
#include "Rendering.h"
#include "../Log.h"
#include "../../engine/Shared.h"
#include "../Global.h"
#include "../Input.h"
#include "../Instance.h"
#include "../Log.h"
#include "../Mesh.h"
#include "Rendering.h"
#include "bgfx/defines.h"
#include "bx/timer.h"
#include <bx/file.h>
#include <bgfx/bgfx.h>
#include <bx/file.h>
#include <thread>
using namespace std::chrono_literals;
namespace Game
{
namespace
{
static const bgfx::Memory* loadMem(bx::FileReaderI* _reader, const bx::FilePath& _filePath)
{
if (bx::open(_reader, _filePath))
{
uint32_t size = (uint32_t)bx::getSize(_reader);
const bgfx::Memory* mem = bgfx::alloc(size + 1);
bx::read(_reader, mem->data, size, bx::ErrorAssert{});
bx::close(_reader);
mem->data[mem->size - 1] = '\0';
return mem;
}
namespace
{
static const bgfx::Memory* loadMem(bx::FileReaderI* _reader, const bx::FilePath& _filePath)
{
if (bx::open(_reader, _filePath))
{
uint32_t size = (uint32_t)bx::getSize(_reader);
const bgfx::Memory* mem = bgfx::alloc(size + 1);
bx::read(_reader, mem->data, size, bx::ErrorAssert{});
bx::close(_reader);
mem->data[mem->size - 1] = '\0';
return mem;
}
Log("Failed to load %s.", _filePath.getCPtr());
return NULL;
}
Log("Failed to load %s.", _filePath.getCPtr());
return NULL;
}
bgfx::ShaderHandle loadShader(const char* FILENAME)
{
const char* shaderPath = "???";
bgfx::ShaderHandle loadShader(const char* FILENAME)
{
const char* shaderPath = "???";
switch (bgfx::getRendererType()) {
case bgfx::RendererType::Agc:
case bgfx::RendererType::Nvn:
case bgfx::RendererType::Count:
case bgfx::RendererType::Noop: break;
case bgfx::RendererType::Direct3D11:
case bgfx::RendererType::Direct3D12: shaderPath = "game/compiled-shaders/dx11/"; break;
case bgfx::RendererType::Gnm: shaderPath = "game/compiled-shaders/pssl/"; break;
case bgfx::RendererType::Metal: shaderPath = "game/compiled-shaders/metal/"; break;
case bgfx::RendererType::OpenGL: shaderPath = "game/compiled-shaders/glsl/"; break;
case bgfx::RendererType::OpenGLES: shaderPath = "game/compiled-shaders/essl/"; break;
case bgfx::RendererType::Vulkan: shaderPath = "game/compiled-shaders/spirv/"; break;
}
switch (bgfx::getRendererType())
{
case bgfx::RendererType::Agc:
case bgfx::RendererType::Nvn:
case bgfx::RendererType::Count:
case bgfx::RendererType::Noop:
break;
case bgfx::RendererType::Direct3D11:
case bgfx::RendererType::Direct3D12:
shaderPath = "game/compiled-shaders/dx11/";
break;
case bgfx::RendererType::Gnm:
shaderPath = "game/compiled-shaders/pssl/";
break;
case bgfx::RendererType::Metal:
shaderPath = "game/compiled-shaders/metal/";
break;
case bgfx::RendererType::OpenGL:
shaderPath = "game/compiled-shaders/glsl/";
break;
case bgfx::RendererType::OpenGLES:
shaderPath = "game/compiled-shaders/essl/";
break;
case bgfx::RendererType::Vulkan:
shaderPath = "game/compiled-shaders/spirv/";
break;
}
char buffer[512]{ 0 };
bx::strCopy(buffer, sizeof(buffer), shaderPath);
bx::strCat(buffer, sizeof(buffer), FILENAME);
bx::strCat(buffer, sizeof(buffer), ".bin");
char buffer[512]{0};
bx::strCopy(buffer, sizeof(buffer), shaderPath);
bx::strCat(buffer, sizeof(buffer), FILENAME);
bx::strCat(buffer, sizeof(buffer), ".bin");
Log("Loading shader at %s", buffer);
Log("Loading shader at %s", buffer);
FILE* file;
for (int32_t i = 0; i < 3; ++i)
{
file = fopen(buffer, "rb");
if (file == nullptr)
{
std::this_thread::sleep_for(100ms);
break;
}
fseek(file, 0, SEEK_END);
long fileSize = ftell(file);
fseek(file, 0, SEEK_SET);
FILE* file;
for (int32_t i = 0; i < 3; ++i)
{
file = fopen(buffer, "rb");
if (file == nullptr)
{
std::this_thread::sleep_for(100ms);
break;
}
const bgfx::Memory* mem = bgfx::alloc(fileSize + 1);
fread(mem->data, 1, fileSize, file);
mem->data[mem->size - 1] = '\0';
fclose(file);
fseek(file, 0, SEEK_END);
long fileSize = ftell(file);
fseek(file, 0, SEEK_SET);
return bgfx::createShader(mem);
}
Log("Failed to load shader %s", FILENAME);
return {};
}
}
const bgfx::Memory* mem = bgfx::alloc(fileSize + 1);
fread(mem->data, 1, fileSize, file);
mem->data[mem->size - 1] = '\0';
fclose(file);
void GameRendering::Setup()
{
Log("Game rendering setup...");
SharedData& shared = GetShared();
bgfx::Init init;
init.type = bgfx::RendererType::Direct3D12;
init.debug = true;
init.callback = &Callback;
init.platformData.nwh = shared.Window.Handle;
init.platformData.ndt = nullptr;
init.platformData.type = bgfx::NativeWindowHandleType::Default;
init.resolution.width = shared.Window.WindowWidth;
init.resolution.height = shared.Window.WindowHeight;
init.resolution.reset = BGFX_RESET_VSYNC;
return bgfx::createShader(mem);
}
Log("%i by %i", init.resolution.width, init.resolution.height);
if (!bgfx::init(init))
{
Log("BGFX setup failed!");
}
else
{
Log("BGFX setup succeded!");
}
bgfx::setDebug(BGFX_DEBUG_TEXT);
bgfx::setViewClear(0, BGFX_CLEAR_COLOR | BGFX_CLEAR_DEPTH, 0x303030ff, 1.0f, 0);
Log("Failed to load shader %s", FILENAME);
return {};
}
} // namespace
LoadMesh(Models[0]);
bgfx::ShaderHandle vertexShader = loadShader("vert");
bgfx::ShaderHandle fragmentShader = loadShader("frag");
Materials[0].Shader = bgfx::createProgram(vertexShader, fragmentShader, true);
Materials[0].State = 0
| BGFX_STATE_WRITE_RGB
| BGFX_STATE_WRITE_A
| BGFX_STATE_WRITE_Z
| BGFX_STATE_DEPTH_TEST_LESS
| BGFX_STATE_CULL_CCW
| BGFX_STATE_MSAA;
Materials[0].Uniforms[Material::UniformTimeIdx] = bgfx::createUniform("u_time", bgfx::UniformType::Vec4);
if (!GetInstance().IsInitialized)
{
GetInstance().StartTime = bx::getHPCounter();
}
}
void GameRendering::Setup()
{
Log("Game rendering setup...");
SharedData& shared = GetShared();
void GameRendering::Update()
{
SharedData& shared = GetShared();
bgfx::Init init;
init.type = bgfx::RendererType::Direct3D12;
init.debug = true;
init.callback = &Callback;
init.platformData.nwh = shared.Window.Handle;
init.platformData.ndt = nullptr;
init.platformData.type = bgfx::NativeWindowHandleType::Default;
init.resolution.width = shared.Window.WindowWidth;
init.resolution.height = shared.Window.WindowHeight;
init.resolution.reset = BGFX_RESET_VSYNC;
// Reload shaders if necessary
FileChangeNotification* shaderChange = nullptr;
if (shared.Dev.ChangedShaderCount > 0)
{
shared.Dev.ChangedShaderCount = 0;
// TODO: when to destroy shader?
// bgfx::destroy(Shader);
bgfx::ShaderHandle vertexShader = loadShader("vert");
bgfx::ShaderHandle fragmentShader = loadShader("frag");
if (isValid(vertexShader) && isValid(fragmentShader))
{
bgfx::ProgramHandle newProgram = bgfx::createProgram(vertexShader, fragmentShader, true);
if (isValid(newProgram))
{
Materials[0].Shader = newProgram;
}
else
{
Log("Failed to load shader!");
}
}
}
Log("%i by %i", init.resolution.width, init.resolution.height);
GetInstance().GameLevel.Update();
const bx::Vec3 at = { 0.0f, 0.0f, 0.0f };
const bx::Vec3 eye = { 0.0f, 0.0f, -35.0f };
if (!bgfx::init(init))
{
Log("BGFX setup failed!");
}
else
{
Log("BGFX setup succeded!");
}
bgfx::setDebug(BGFX_DEBUG_TEXT);
bgfx::setViewClear(0, BGFX_CLEAR_COLOR | BGFX_CLEAR_DEPTH, 0x303030ff, 1.0f, 0);
// Set view and projection matrix for view 0.
{
float view[16];
bx::mtxLookAt(view, eye, at);
LoadMesh(Models[0]);
float proj[16];
bx::mtxProj(proj, 75.0f, float(shared.Window.WindowWidth) / float(shared.Window.WindowHeight), 0.1f, 1000.0f, bgfx::getCaps()->homogeneousDepth);
bgfx::setViewTransform(0, view, proj);
bgfx::ShaderHandle vertexShader = loadShader("vert");
bgfx::ShaderHandle fragmentShader = loadShader("frag");
// Set view 0 default viewport.
bgfx::setViewRect(0, 0, 0, shared.Window.WindowWidth, shared.Window.WindowHeight);
}
Materials[0].Shader = bgfx::createProgram(vertexShader, fragmentShader, true);
Materials[0].State = 0 | BGFX_STATE_WRITE_RGB | BGFX_STATE_WRITE_A | BGFX_STATE_WRITE_Z |
BGFX_STATE_DEPTH_TEST_LESS | BGFX_STATE_CULL_CCW | BGFX_STATE_MSAA;
Materials[0].Uniforms[Material::UniformTimeIdx] = bgfx::createUniform("u_time", bgfx::UniformType::Vec4);
float TimeValues[4]{0.0f};
TimeValues[0] = GetInstance().Now;
if (!GetInstance().IsInitialized)
{
GetInstance().StartTime = bx::getHPCounter();
}
}
for (int32_t i = 0; i < GetInstance().GameLevel.Cubes.Count; ++i)
{
Cube* c = GetInstance().GameLevel.Cubes.Get(i);
if (c)
{
bgfx::setTransform(c->Transform.M);
void GameRendering::Update()
{
SharedData& shared = GetShared();
Model& currentModel = Models[c->ModelIdx];
Material& currentMaterial = Materials[c->MaterialIdx];
bgfx::setVertexBuffer(0, currentModel.VertexBuffer);
bgfx::setIndexBuffer(currentModel.IndexBuffer);
bgfx::setState(currentMaterial.State);
bgfx::setUniform(Materials[0].Uniforms[Material::UniformTimeIdx], TimeValues);
// Reload shaders if necessary
FileChangeNotification* shaderChange = nullptr;
if (shared.Dev.ChangedShaderCount > 0)
{
shared.Dev.ChangedShaderCount = 0;
// Submit primitive for rendering to view 0.
bgfx::submit(0, currentMaterial.Shader);
}
}
// TODO: when to destroy shader?
// bgfx::destroy(Shader);
bgfx::ShaderHandle vertexShader = loadShader("vert");
bgfx::ShaderHandle fragmentShader = loadShader("frag");
if (isValid(vertexShader) && isValid(fragmentShader))
{
bgfx::ProgramHandle newProgram = bgfx::createProgram(vertexShader, fragmentShader, true);
if (isValid(newProgram))
{
Materials[0].Shader = newProgram;
}
else
{
Log("Failed to load shader!");
}
}
}
bgfx::dbgTextPrintf(1, 1, 0x0F, "Time: %.1f", GetInstance().Now);
bgfx::dbgTextPrintf(1, 2, 0x0f, "Frame: %u", GetInstance().FrameCounter);
{
GetInstance().GameLevel.Update();
float forwardInput =
(GetKey(ScanCode::SDL_SCANCODE_W) ? 1.0f : 0.0f) + (GetKey(ScanCode::SDL_SCANCODE_S) ? -1.0f : 0.0f);
float rightInput =
(GetKey(ScanCode::SDL_SCANCODE_D) ? 1.0f : 0.0f) + (GetKey(ScanCode::SDL_SCANCODE_A) ? -1.0f : 0.0f);
Vec3 inputVec = {rightInput, 0.0f, forwardInput};
bgfx::frame();
}
Vec3 camForward = Cam.Transform.Forward();
Vec3 camRight = Cam.Transform.Right();
void GameRendering::Shutdown()
{
bgfx::shutdown();
}
}
Cam.Transform.Translate(
{camForward.X * forwardInput, camForward.Y * forwardInput, camForward.Z * forwardInput});
Cam.Transform.Translate({camRight.X * rightInput, camRight.Y * rightInput, camRight.Z * rightInput});
}
// Set view and projection matrix for view 0.
{
float proj[16];
bx::mtxProj(proj,
75.0f,
float(shared.Window.WindowWidth) / float(shared.Window.WindowHeight),
0.1f,
1000.0f,
bgfx::getCaps()->homogeneousDepth);
bgfx::setViewTransform(0, Cam.Transform.M, proj);
// Set view 0 default viewport.
bgfx::setViewRect(0, 0, 0, shared.Window.WindowWidth, shared.Window.WindowHeight);
}
float TimeValues[4]{0.0f};
TimeValues[0] = GetInstance().Now;
for (int32_t i = 0; i < GetInstance().GameLevel.Cubes.Count; ++i)
{
Cube* c = GetInstance().GameLevel.Cubes.Get(i);
if (c)
{
bgfx::setTransform(c->Transform.M);
Model& currentModel = Models[c->ModelIdx];
Material& currentMaterial = Materials[c->MaterialIdx];
bgfx::setVertexBuffer(0, currentModel.VertexBuffer);
bgfx::setIndexBuffer(currentModel.IndexBuffer);
bgfx::setState(currentMaterial.State);
bgfx::setUniform(Materials[0].Uniforms[Material::UniformTimeIdx], TimeValues);
// Submit primitive for rendering to view 0.
bgfx::submit(0, currentMaterial.Shader);
}
}
bgfx::dbgTextPrintf(1, 1, 0x0F, "Time: %.1f", GetInstance().Now);
bgfx::dbgTextPrintf(1, 2, 0x0F, "Frame: %u", GetInstance().FrameCounter);
bgfx::dbgTextPrintf(1, 3, 0x0F, "Delta: %.3fms / %.0ffps", GetInstance().Delta, 1.0 / GetInstance().Delta);
bgfx::frame();
}
void GameRendering::Shutdown()
{
bgfx::shutdown();
}
} // namespace Game

194
src/game/rendering/Rendering.h
View File

@@ -1,108 +1,132 @@
#pragma once
#include "../Global.h"
#include <bgfx/bgfx.h>
#include <bx/string.h>
#include <cstdio>
namespace Game
{
struct PosColorVertex
{
float x;
float y;
float z;
uint32_t abgr;
float uv_x;
float uv_y;
};
struct PosColorVertex
{
float x;
float y;
float z;
uint32_t abgr;
float uv_x;
float uv_y;
};
struct BgfxCallback : public bgfx::CallbackI
{
virtual ~BgfxCallback()
{
}
struct BgfxCallback : public bgfx::CallbackI
{
virtual ~BgfxCallback()
{
}
virtual void fatal(const char* _filePath, uint16_t _line, bgfx::Fatal::Enum _code, const char* _str) override
{
// Something unexpected happened, inform user and bail out.
printf("Fatal error: 0x%08x: %s", _code, _str);
virtual void fatal(const char* _filePath, uint16_t _line, bgfx::Fatal::Enum _code, const char* _str) override
{
// Something unexpected happened, inform user and bail out.
printf("Fatal error: 0x%08x: %s", _code, _str);
// Must terminate, continuing will cause crash anyway.
abort();
}
// Must terminate, continuing will cause crash anyway.
abort();
}
virtual void traceVargs(const char* _filePath, uint16_t _line, const char* _format, va_list _argList) override
{
printf("%s (%d): ", _filePath, _line);
vprintf(_format, _argList);
}
virtual void traceVargs(const char* _filePath, uint16_t _line, const char* _format, va_list _argList) override
{
printf("%s (%d): ", _filePath, _line);
vprintf(_format, _argList);
}
virtual void profilerBegin(const char* /*_name*/, uint32_t /*_abgr*/, const char* /*_filePath*/, uint16_t /*_line*/) override
{
}
virtual void profilerBegin(const char* /*_name*/,
uint32_t /*_abgr*/,
const char* /*_filePath*/,
uint16_t /*_line*/) override
{
}
virtual void profilerBeginLiteral(const char* /*_name*/, uint32_t /*_abgr*/, const char* /*_filePath*/, uint16_t /*_line*/) override
{
}
virtual void profilerBeginLiteral(const char* /*_name*/,
uint32_t /*_abgr*/,
const char* /*_filePath*/,
uint16_t /*_line*/) override
{
}
virtual void profilerEnd() override
{
}
virtual void profilerEnd() override
{
}
virtual uint32_t cacheReadSize(uint64_t _id) override
{
return 0;
}
virtual uint32_t cacheReadSize(uint64_t _id) override
{
return 0;
}
virtual bool cacheRead(uint64_t _id, void* _data, uint32_t _size) override
{
return false;
}
virtual bool cacheRead(uint64_t _id, void* _data, uint32_t _size) override
{
return false;
}
virtual void cacheWrite(uint64_t _id, const void* _data, uint32_t _size) override
{
}
virtual void cacheWrite(uint64_t _id, const void* _data, uint32_t _size) override
{
}
virtual void screenShot(const char* _filePath, uint32_t _width, uint32_t _height, uint32_t _pitch, const void* _data, uint32_t /*_size*/, bool _yflip) override
{
}
virtual void screenShot(const char* _filePath,
uint32_t _width,
uint32_t _height,
uint32_t _pitch,
const void* _data,
uint32_t /*_size*/,
bool _yflip) override
{
}
virtual void captureBegin(uint32_t _width, uint32_t _height, uint32_t /*_pitch*/, bgfx::TextureFormat::Enum /*_format*/, bool _yflip) override
{
}
virtual void captureBegin(uint32_t _width,
uint32_t _height,
uint32_t /*_pitch*/,
bgfx::TextureFormat::Enum /*_format*/,
bool _yflip) override
{
}
virtual void captureEnd() override
{
}
virtual void captureEnd() override
{
}
virtual void captureFrame(const void* _data, uint32_t /*_size*/) override
{
}
};
virtual void captureFrame(const void* _data, uint32_t /*_size*/) override
{
}
};
struct Model
{
bgfx::VertexBufferHandle VertexBuffer;
bgfx::IndexBufferHandle IndexBuffer;
bgfx::VertexLayout VertLayout;
};
struct Material
{
static constexpr uint32_t UniformTimeIdx = 0;
bgfx::ProgramHandle Shader;
bgfx::UniformHandle Uniforms[8];
uint64_t State = 0;
};
struct Model
{
bgfx::VertexBufferHandle VertexBuffer;
bgfx::IndexBufferHandle IndexBuffer;
bgfx::VertexLayout VertLayout;
};
class GameRendering
{
private:
Material Materials[8];
Model Models[8];
BgfxCallback Callback;
public:
void Setup();
void Update();
void Shutdown();
};
}
struct Material
{
static constexpr uint32_t UniformTimeIdx = 0;
bgfx::ProgramHandle Shader;
bgfx::UniformHandle Uniforms[8];
uint64_t State = 0;
};
struct Camera
{
Mat4 Transform;
};
class GameRendering
{
private:
Material Materials[8];
Model Models[8];
BgfxCallback Callback;
Camera Cam;
public:
void Setup();
void Update();
void Shutdown();
};
} // namespace Game

3
src/game/shaders/frag.sc
View File

@@ -70,5 +70,6 @@ void main()
float patternFractional = spacingLog - patternScaleLevel;
vec2 uv = v_uv0 * exp2(patternScaleLevel);
gl_FragColor = circles(uv, patternScaleLevel, patternFractional, brightness);
float dither = circles(uv, patternScaleLevel, patternFractional, brightness);
gl_FragColor = lerp(dither, vec4(0.1, 0.1, 0.15, 1.0), vec4(0.9, 0.75, 0.3, 1.0));
}