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Add auto scoped memory regions

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This commit is contained in:
Doyle Thai 2017-06-17 17:57:06 +10:00
parent 35bdbb65de
commit 64fb913239
5 changed files with 342 additions and 242 deletions
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36
src/DTRenderer.cpp
View File

@ -929,17 +929,19 @@ extern "C" void DTR_Update(PlatformRenderBuffer *const platformRenderBuffer,
if (DTR_DEBUG) if (DTR_DEBUG)
{ {
DTRDebug_TestMeshFaceAndVertexParser(&state->mesh); DTRDebug_TestMeshFaceAndVertexParser(&state->mesh);
auto memRegion = DqnMemStackTempRegionScoped(&memory->tempStack);
DqnTempMemStack tmp = DqnMemStack_BeginTempRegion(&memory->tempStack); if (memRegion.isInit)
{
DTRBitmap test = {}; DTRBitmap test = {};
DTRAsset_LoadBitmap(input->api, assetStack, &memory->tempStack, &test, "byte_read_check.bmp"); DTRAsset_LoadBitmap(input->api, assetStack, &memory->tempStack, &test,
DqnMemStack_EndTempRegion(tmp); "byte_read_check.bmp");
}
} }
} }
DqnTempMemStack tempStackMemRegion = DqnMemStack_BeginTempRegion(&memory->tempStack); auto tempMemRegion = DqnMemStackTempRegionScoped(&memory->tempStack);
if (tempMemRegion.isInit)
{
size_t debugSize = DQN_MEGABYTE(1); size_t debugSize = DQN_MEGABYTE(1);
u8 *debugMemory = (u8 *)DqnMemStack_Push(&memory->tempStack, debugSize); u8 *debugMemory = (u8 *)DqnMemStack_Push(&memory->tempStack, debugSize);
DqnMemStack_InitWithFixedMem(&globalDebug.memStack, debugMemory, debugSize); DqnMemStack_InitWithFixedMem(&globalDebug.memStack, debugMemory, debugSize);
@ -955,7 +957,8 @@ extern "C" void DTR_Update(PlatformRenderBuffer *const platformRenderBuffer,
renderBuffer.zBuffer = (f32 *)DqnMemStack_Push(&memory->tempStack, renderBuffer.zBuffer = (f32 *)DqnMemStack_Push(&memory->tempStack,
zBufferSize * sizeof(*renderBuffer.zBuffer)); zBufferSize * sizeof(*renderBuffer.zBuffer));
for (u32 i = 0; i < zBufferSize; i++) renderBuffer.zBuffer[i] = DQN_F32_MIN; for (u32 i = 0; i < zBufferSize; i++)
renderBuffer.zBuffer[i] = DQN_F32_MIN;
//////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////
// Update and Render // Update and Render
//////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////
@ -1006,7 +1009,8 @@ extern "C" void DTR_Update(PlatformRenderBuffer *const platformRenderBuffer,
runTinyRendererOnce = false; runTinyRendererOnce = false;
} }
DTRDebug_BeginCycleCount("DTR_Update_RenderModel", DTRDebugCycleCount_DTR_Update_RenderModel); DTRDebug_BeginCycleCount("DTR_Update_RenderModel",
DTRDebugCycleCount_DTR_Update_RenderModel);
//////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////
// Draw Loaded Model // Draw Loaded Model
//////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////
@ -1064,10 +1068,20 @@ extern "C" void DTR_Update(PlatformRenderBuffer *const platformRenderBuffer,
#endif #endif
DTRDebug_EndCycleCount(DTRDebugCycleCount_DTR_Update); DTRDebug_EndCycleCount(DTRDebugCycleCount_DTR_Update);
DTRDebug_Update(state, &renderBuffer, input, memory); DTRDebug_Update(state, &renderBuffer, input, memory);
DqnMemStack_EndTempRegion(tempStackMemRegion); }
//////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////
// End Update // End Update
//////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////
if (DTR_DEBUG)
{
// NOTE: We should have one temp region, that is the scoped region for the
// main loop which will remove itself when we leave scope.
DQN_ASSERT(memory->tempStack.tempRegionCount == 1);
for (i32 i = 0; i < DQN_ARRAY_COUNT(memory->stacks); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(memory->stacks); i++)
DQN_ASSERT(memory->stacks[i].tempStackCount == 0); {
if (&memory->stacks[i] == &memory->tempStack) continue;
DQN_ASSERT(memory->stacks[i].tempRegionCount == 0);
}
}
} }

55
src/DTRendererAsset.cpp
View File

@ -196,16 +196,26 @@ bool DTRAsset_LoadWavefrontObj(const PlatformAPI api, DqnMemStack *const memStac
if (!api.FileOpen(path, &file, PlatformFilePermissionFlag_Read, PlatformFileAction_OpenOnly)) if (!api.FileOpen(path, &file, PlatformFilePermissionFlag_Read, PlatformFileAction_OpenOnly))
return false; // TODO(doyle): Logging return false; // TODO(doyle): Logging
bool result = false; WavefModel dummy_ = {};
DqnTempMemStack tmpAssetRegion = DqnMemStack_BeginTempRegion(memStack); WavefModel *obj = &dummy_;
u8 *rawBytes = (u8 *)DqnMemStack_Push(memStack, file.size);
size_t bytesRead = api.FileRead(&file, rawBytes, file.size);
size_t fileSize = file.size;
DqnMemAPI memAPI = {}; DqnMemAPI memAPI = {};
memAPI.callback = DumbDynamicArrayMemAPICallback; memAPI.callback = DumbDynamicArrayMemAPICallback;
memAPI.userContext = memStack; memAPI.userContext = memStack;
bool result = false;
DqnMemStackTempRegion tmpAssetRegion;
if (!DqnMemStackTempRegion_Begin(&tmpAssetRegion, memStack))
{
// TODO(doyle): Logging
DQN_ASSERT(DQN_INVALID_CODE_PATH);
goto cleanup;
}
u8 *rawBytes = (u8 *)DqnMemStack_Push(memStack, file.size);
size_t bytesRead = api.FileRead(&file, rawBytes, file.size);
size_t fileSize = file.size;
enum WavefVertexType { enum WavefVertexType {
WavefVertexType_Invalid, WavefVertexType_Invalid,
WavefVertexType_Geometric, WavefVertexType_Geometric,
@ -230,9 +240,6 @@ bool DTRAsset_LoadWavefrontObj(const PlatformAPI api, DqnMemStack *const memStac
// to a new memstack block such that all the data is compacted together in // to a new memstack block such that all the data is compacted together in
// memory for locality. Then just throw away the intermediate // memory for locality. Then just throw away the intermediate
// representation. // representation.
WavefModel dummy_ = {};
WavefModel *obj = &dummy_;
if (bytesRead != file.size) goto cleanup; if (bytesRead != file.size) goto cleanup;
if (!WavefModelInit(obj, memAPI)) goto cleanup; if (!WavefModelInit(obj, memAPI)) goto cleanup;
@ -586,7 +593,7 @@ bool DTRAsset_LoadWavefrontObj(const PlatformAPI api, DqnMemStack *const memStac
DQN_ASSERT(DQN_INVALID_CODE_PATH); DQN_ASSERT(DQN_INVALID_CODE_PATH);
} }
DqnMemStack_EndTempRegion(tmpAssetRegion); DqnMemStackTempRegion_End(tmpAssetRegion);
if (modelBlock) if (modelBlock)
{ {
result = true; result = true;
@ -599,7 +606,7 @@ bool DTRAsset_LoadWavefrontObj(const PlatformAPI api, DqnMemStack *const memStac
cleanup: cleanup:
api.FileClose(&file); api.FileClose(&file);
if(!result) DqnMemStack_EndTempRegion(tmpAssetRegion); if(!result) DqnMemStackTempRegion_End(tmpAssetRegion);
return result; return result;
} }
@ -623,14 +630,21 @@ bool DTRAsset_LoadFontToBitmap(const PlatformAPI api, DqnMemStack *const memStac
if (!api.FileOpen(path, &file, PlatformFilePermissionFlag_Read, PlatformFileAction_OpenOnly)) if (!api.FileOpen(path, &file, PlatformFilePermissionFlag_Read, PlatformFileAction_OpenOnly))
return false; // TODO(doyle): Logging return false; // TODO(doyle): Logging
bool result = false;
DqnTempMemStack tmpMemRegion = DqnMemStack_BeginTempRegion(tmpMemStack);
u8 *rawBytes = (u8 *)DqnMemStack_Push(tmpMemStack, file.size);
size_t bytesRead = api.FileRead(&file, rawBytes, file.size);
stbtt_fontinfo fontInfo = {}; stbtt_fontinfo fontInfo = {};
stbtt_pack_context fontPackContext = {}; stbtt_pack_context fontPackContext = {};
bool result = false;
auto tmpMemRegion = DqnMemStackTempRegionScoped(tmpMemStack);
if (!tmpMemRegion.isInit)
{
// TODO(doyle): Logging
DQN_ASSERT(DQN_INVALID_CODE_PATH);
goto cleanup;
}
u8 *rawBytes = (u8 *)DqnMemStack_Push(tmpMemStack, file.size);
size_t bytesRead = api.FileRead(&file, rawBytes, file.size);
if (bytesRead != file.size || stbtt_InitFont(&fontInfo, rawBytes, 0) == 0) if (bytesRead != file.size || stbtt_InitFont(&fontInfo, rawBytes, 0) == 0)
{ {
DQN_ASSERT(DQN_INVALID_CODE_PATH); DQN_ASSERT(DQN_INVALID_CODE_PATH);
@ -692,7 +706,6 @@ bool DTRAsset_LoadFontToBitmap(const PlatformAPI api, DqnMemStack *const memStac
*font = loadedFont; *font = loadedFont;
cleanup: cleanup:
DqnMemStack_EndTempRegion(tmpMemRegion);
api.FileClose(&file); api.FileClose(&file);
return result; return result;
@ -753,7 +766,14 @@ bool DTRAsset_LoadBitmap(const PlatformAPI api, DqnMemStack *const memStack,
if (!api.FileOpen(path, &file, PlatformFilePermissionFlag_Read, PlatformFileAction_OpenOnly)) if (!api.FileOpen(path, &file, PlatformFilePermissionFlag_Read, PlatformFileAction_OpenOnly))
return result; return result;
DqnTempMemStack tmpMemRegion = DqnMemStack_BeginTempRegion(tempStack); auto tmpMemRegion = DqnMemStackTempRegionScoped(tempStack);
if (!tmpMemRegion.isInit)
{
// TODO(doyle): Logging
DQN_ASSERT(DQN_INVALID_CODE_PATH);
goto cleanup;
}
u8 *const rawData = (u8 *)DqnMemStack_Push(tempStack, file.size); u8 *const rawData = (u8 *)DqnMemStack_Push(tempStack, file.size);
size_t bytesRead = api.FileRead(&file, rawData, file.size); size_t bytesRead = api.FileRead(&file, rawData, file.size);
@ -830,7 +850,6 @@ bool DTRAsset_LoadBitmap(const PlatformAPI api, DqnMemStack *const memStack,
cleanup: cleanup:
globalSTBImageAllocator = NULL; globalSTBImageAllocator = NULL;
DqnMemStack_EndTempRegion(tmpMemRegion);
api.FileClose(&file); api.FileClose(&file);
return result; return result;

8
src/DTRendererDebug.cpp
View File

@ -77,8 +77,9 @@ void DTRDebug_DumpZBuffer(DTRRenderBuffer *const renderBuffer, DqnMemStack *cons
} }
} }
DqnTempMemStack tmpMemRegion = DqnMemStack_BeginTempRegion(tempStack); auto memRegion = DqnMemStackTempRegionScoped(tempStack);
if (memRegion.isInit)
{
size_t bufSize = DQN_MEGABYTE(16); size_t bufSize = DQN_MEGABYTE(16);
char *bufString = (char *)DqnMemStack_Push(tempStack, bufSize); char *bufString = (char *)DqnMemStack_Push(tempStack, bufSize);
char *bufPtr = bufString; char *bufPtr = bufString;
@ -100,8 +101,7 @@ void DTRDebug_DumpZBuffer(DTRRenderBuffer *const renderBuffer, DqnMemStack *cons
size_t writeSize = (size_t)bufPtr - (size_t)bufString; size_t writeSize = (size_t)bufPtr - (size_t)bufString;
size_t bytesWritten = api->FileWrite(&file, (u8 *)bufString, writeSize); size_t bytesWritten = api->FileWrite(&file, (u8 *)bufString, writeSize);
api->FileClose(&file); api->FileClose(&file);
}
DqnMemStack_EndTempRegion(tmpMemRegion);
} }
} }

37
src/Win32DTRenderer.cpp
View File

@ -441,6 +441,18 @@ i32 Win32GetModuleDirectory(char *const buf, const u32 bufLen)
return lastSlashIndex; return lastSlashIndex;
} }
typedef struct ThreadJob
{
int numberToPrint;
} ThreadJob;
typedef struct ThreadJobQueue {
ThreadJob *queue;
int queueSize;
} ThreadJobQueue;
FILE_SCOPE ThreadJobQueue jobQueue[16];
DWORD WINAPI Win32ThreadCallback(void *lpParameter) DWORD WINAPI Win32ThreadCallback(void *lpParameter)
{ {
OutputDebugString("Threaded Hello World!\n"); OutputDebugString("Threaded Hello World!\n");
@ -571,12 +583,12 @@ int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR lpCmdLi
// Threading // Threading
{ {
const i32 USE_DEFAULT_STACK_SIZE = 0; DqnMemStackTempRegion memRegion;
void *threadParam = NULL; if (!DqnMemStackTempRegion_Begin(&memRegion, &globalPlatformMemory.tempStack))
DWORD threadId; {
DQN_WIN32_ERROR_BOX("DqnMemStackTempRegion_Begin() failed", NULL);
HANDLE threadHandle = CreateThread(NULL, USE_DEFAULT_STACK_SIZE, Win32ThreadCallback, DQN_ASSERT(DQN_INVALID_CODE_PATH);
threadParam, 0, &threadId); }
//////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////
// Query CPU Cores // Query CPU Cores
@ -637,8 +649,17 @@ int WINAPI wWinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPWSTR lpCmdLi
DQN_WIN32_ERROR_BOX("DqnMemStack_Push() failed", NULL); DQN_WIN32_ERROR_BOX("DqnMemStack_Push() failed", NULL);
} }
DqnMemStack_Pop(&globalPlatformMemory.tempStack, rawProcInfoArray, ////////////////////////////////////////////////////////////////////////
logicalProcInfoRequiredSize); // Threading
////////////////////////////////////////////////////////////////////////
const i32 USE_DEFAULT_STACK_SIZE = 0;
void *threadParam = NULL;
DWORD threadId;
HANDLE threadHandle = CreateThread(NULL, USE_DEFAULT_STACK_SIZE, Win32ThreadCallback,
threadParam, 0, &threadId);
DqnMemStackTempRegion_End(memRegion);
} }
//////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////

212
src/dqn.h
View File

@ -19,6 +19,10 @@
#define DQN_FILE_SCOPE #define DQN_FILE_SCOPE
#endif #endif
#ifdef __cplusplus
#define DQN_CPP_MODE
#endif
#include <stdint.h> // For standard types #include <stdint.h> // For standard types
#include <float.h> #include <float.h>
#define LOCAL_PERSIST static #define LOCAL_PERSIST static
@ -110,18 +114,10 @@ typedef struct DqnMemStack
struct DqnMemStackBlock *block; struct DqnMemStackBlock *block;
u32 flags; u32 flags;
i32 tempStackCount; i32 tempRegionCount;
u32 byteAlign; u32 byteAlign;
} DqnMemStack; } DqnMemStack;
typedef struct DqnTempMemStack
{
DqnMemStack *stack;
struct DqnMemStackBlock *startingBlock;
size_t used;
} DqnTempMemStack;
DQN_FILE_SCOPE bool DqnMemStack_InitWithFixedMem (DqnMemStack *const stack, u8 *const mem, const size_t memSize, const u32 byteAlign = 4); // Use preallocated memory, no further allocations, returns NULL on allocate if out of space DQN_FILE_SCOPE bool DqnMemStack_InitWithFixedMem (DqnMemStack *const stack, u8 *const mem, const size_t memSize, const u32 byteAlign = 4); // Use preallocated memory, no further allocations, returns NULL on allocate if out of space
DQN_FILE_SCOPE bool DqnMemStack_InitWithFixedSize(DqnMemStack *const stack, size_t size, const bool zeroClear, const u32 byteAlign = 4); // Single allocation from platform, no further allocations, returns NULL of allocate if out of space DQN_FILE_SCOPE bool DqnMemStack_InitWithFixedSize(DqnMemStack *const stack, size_t size, const bool zeroClear, const u32 byteAlign = 4); // Single allocation from platform, no further allocations, returns NULL of allocate if out of space
DQN_FILE_SCOPE bool DqnMemStack_Init (DqnMemStack *const stack, size_t size, const bool zeroClear, const u32 byteAlign = 4); // Allocates from platform dynamically as space runs out DQN_FILE_SCOPE bool DqnMemStack_Init (DqnMemStack *const stack, size_t size, const bool zeroClear, const u32 byteAlign = 4); // Allocates from platform dynamically as space runs out
@ -133,13 +129,32 @@ DQN_FILE_SCOPE bool DqnMemStack_FreeStackBlock(DqnMemStack *const stack, DqnMem
DQN_FILE_SCOPE bool DqnMemStack_FreeLastBlock (DqnMemStack *const stack); // Frees the last-most memory block. If last block, free that block, next allocate will attach a block. DQN_FILE_SCOPE bool DqnMemStack_FreeLastBlock (DqnMemStack *const stack); // Frees the last-most memory block. If last block, free that block, next allocate will attach a block.
DQN_FILE_SCOPE void DqnMemStack_ClearCurrBlock(DqnMemStack *const stack, const bool zeroClear); // Reset the current memory block usage to 0. DQN_FILE_SCOPE void DqnMemStack_ClearCurrBlock(DqnMemStack *const stack, const bool zeroClear); // Reset the current memory block usage to 0.
// TempMemStack is only required for the function. Once BeginTempRegion() is called, subsequent allocation calls can be made using the original stack. // TempMemRegion is only required for the function. Once BeginTempRegion() is called, subsequent allocation calls can be made using the original stack.
// Upon EndTempRegion() the original stack will free any additional blocks it allocated during the temp region and revert to the original // Upon EndTempRegion() the original stack will free any additional blocks it allocated during the temp region and revert to the original
// state before BeginTempRegion() was called. // state before BeginTempRegion() was called.
// WARNING: Any calls to Free/Clear functions in a TempRegion will invalidate and trash the stack structure. // WARNING: Any calls to Free/Clear functions in a TempRegion will invalidate and trash the stack structure.
// TODO(doyle): Look into a way of disallowing calls to free/clear in temp regions // TODO(doyle): Look into a way of disallowing calls to free/clear in temp regions
DQN_FILE_SCOPE DqnTempMemStack DqnMemStack_BeginTempRegion(DqnMemStack *const stack); typedef struct DqnMemStackTempRegion
DQN_FILE_SCOPE void DqnMemStack_EndTempRegion (DqnTempMemStack tempstack); {
DqnMemStack *stack;
struct DqnMemStackBlock *startingBlock;
size_t used;
} DqnMemStackTempRegion;
DQN_FILE_SCOPE bool DqnMemStackTempRegion_Begin(DqnMemStackTempRegion *region, DqnMemStack *const stack);
DQN_FILE_SCOPE void DqnMemStackTempRegion_End (DqnMemStackTempRegion region);
#ifdef DQN_CPP_MODE
struct DqnMemStackTempRegionScoped
{
bool isInit;
DqnMemStackTempRegionScoped(DqnMemStack *const stack);
~DqnMemStackTempRegionScoped();
private:
DqnMemStackTempRegion tempMemStack;
};
#endif
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
// (OPTIONAL) DqnMemStack Advanced API // (OPTIONAL) DqnMemStack Advanced API
@ -193,8 +208,8 @@ enum DqnMemAPICallbackType
typedef struct DqnMemAPICallbackInfo typedef struct DqnMemAPICallbackInfo
{ {
enum DqnMemAPICallbackType type;
void *userContext; void *userContext;
enum DqnMemAPICallbackType type;
union { union {
struct { size_t requestSize; }; // DqnMemAPICallbackType_Alloc struct { size_t requestSize; }; // DqnMemAPICallbackType_Alloc
@ -218,8 +233,8 @@ typedef struct DqnMemAPICallbackInfo
typedef struct DqnMemAPICallbackResult typedef struct DqnMemAPICallbackResult
{ {
// NOTE: CallbackResult on free has nothing to fill out for result. // NOTE: CallbackResult on free has nothing to fill out for result.
enum DqnMemAPICallbackType type;
void *newMemPtr; void *newMemPtr;
enum DqnMemAPICallbackType type;
} DqnMemAPICallbackResult; } DqnMemAPICallbackResult;
typedef void DqnMemAPI_Callback(DqnMemAPICallbackInfo info, DqnMemAPICallbackResult *result); typedef void DqnMemAPI_Callback(DqnMemAPICallbackInfo info, DqnMemAPICallbackResult *result);
@ -230,11 +245,13 @@ typedef struct DqnMemAPI
} DqnMemAPI; } DqnMemAPI;
DQN_FILE_SCOPE DqnMemAPI DqnMemAPI_DefaultUseCalloc(); DQN_FILE_SCOPE DqnMemAPI DqnMemAPI_DefaultUseCalloc();
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
// DArray - Dynamic Array // DArray - Dynamic Array
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
// REMINDER: Dynamic Array can be used as a stack. Don't need to create one. // Cplusplus mode only since it uses templates
#if 1
#ifdef DQN_CPP_MODE
template <typename T> template <typename T>
struct DqnArray struct DqnArray
{ {
@ -290,7 +307,7 @@ bool DqnArray_Init(DqnArray<T> *array, size_t capacity,
array->memAPI = memAPI; array->memAPI = memAPI;
size_t allocateSize = (size_t)capacity * sizeof(T); size_t allocateSize = (size_t)capacity * sizeof(T);
DqnMemAPICallbackResult memResult = {}; DqnMemAPICallbackResult memResult = {0};
DqnMemAPICallbackInfo info = DqnMemAPICallback_InfoAskAllocInternal(array->memAPI, allocateSize); DqnMemAPICallbackInfo info = DqnMemAPICallback_InfoAskAllocInternal(array->memAPI, allocateSize);
array->memAPI.callback(info, &memResult); array->memAPI.callback(info, &memResult);
DQN_ASSERT(memResult.type == DqnMemAPICallbackType_Alloc); DQN_ASSERT(memResult.type == DqnMemAPICallbackType_Alloc);
@ -315,7 +332,7 @@ bool DqnArray_Grow(DqnArray<T> *array)
size_t oldSize = (size_t)array->capacity * sizeof(T); size_t oldSize = (size_t)array->capacity * sizeof(T);
size_t newSize = (size_t)newCapacity * sizeof(T); size_t newSize = (size_t)newCapacity * sizeof(T);
DqnMemAPICallbackResult memResult = {}; DqnMemAPICallbackResult memResult = {0};
DqnMemAPICallbackInfo info = DqnMemAPICallback_InfoAskReallocInternal( DqnMemAPICallbackInfo info = DqnMemAPICallback_InfoAskReallocInternal(
array->memAPI, array->data, oldSize, newSize); array->memAPI, array->data, oldSize, newSize);
@ -426,7 +443,7 @@ bool DqnArray_RemoveStable(DqnArray<T> *array, u64 index)
array->count--; array->count--;
return true; return true;
} }
#endif #endif // DQN_CPP_MODE
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
// Math // Math
@ -474,6 +491,7 @@ DQN_FILE_SCOPE DqnV2 DqnV2_Perpendicular(DqnV2 a);
DQN_FILE_SCOPE DqnV2 DqnV2_ConstrainToRatio(DqnV2 dim, DqnV2 ratio); // Resize the dimension to fit the aspect ratio provided. Downscale only. DQN_FILE_SCOPE DqnV2 DqnV2_ConstrainToRatio(DqnV2 dim, DqnV2 ratio); // Resize the dimension to fit the aspect ratio provided. Downscale only.
#ifdef DQN_CPP_MODE
DQN_FILE_SCOPE inline DqnV2 operator- (DqnV2 a, DqnV2 b) { return DqnV2_Sub (a, b); } DQN_FILE_SCOPE inline DqnV2 operator- (DqnV2 a, DqnV2 b) { return DqnV2_Sub (a, b); }
DQN_FILE_SCOPE inline DqnV2 operator+ (DqnV2 a, DqnV2 b) { return DqnV2_Add (a, b); } DQN_FILE_SCOPE inline DqnV2 operator+ (DqnV2 a, DqnV2 b) { return DqnV2_Add (a, b); }
DQN_FILE_SCOPE inline DqnV2 operator* (DqnV2 a, DqnV2 b) { return DqnV2_Hadamard(a, b); } DQN_FILE_SCOPE inline DqnV2 operator* (DqnV2 a, DqnV2 b) { return DqnV2_Hadamard(a, b); }
@ -485,6 +503,7 @@ DQN_FILE_SCOPE inline DqnV2 &operator*=(DqnV2 &a, i32 b) { return (a = DqnV2_S
DQN_FILE_SCOPE inline DqnV2 &operator-=(DqnV2 &a, DqnV2 b) { return (a = DqnV2_Sub (a, b)); } DQN_FILE_SCOPE inline DqnV2 &operator-=(DqnV2 &a, DqnV2 b) { return (a = DqnV2_Sub (a, b)); }
DQN_FILE_SCOPE inline DqnV2 &operator+=(DqnV2 &a, DqnV2 b) { return (a = DqnV2_Add (a, b)); } DQN_FILE_SCOPE inline DqnV2 &operator+=(DqnV2 &a, DqnV2 b) { return (a = DqnV2_Add (a, b)); }
DQN_FILE_SCOPE inline bool operator==(DqnV2 a, DqnV2 b) { return DqnV2_Equals (a, b); } DQN_FILE_SCOPE inline bool operator==(DqnV2 a, DqnV2 b) { return DqnV2_Equals (a, b); }
#endif
// DqnV2i // DqnV2i
DQN_FILE_SCOPE DqnV2i DqnV2i_2i(i32 x, i32 y); DQN_FILE_SCOPE DqnV2i DqnV2i_2i(i32 x, i32 y);
@ -499,6 +518,7 @@ DQN_FILE_SCOPE DqnV2i DqnV2i_Hadamard(DqnV2i a, DqnV2i b);
DQN_FILE_SCOPE f32 DqnV2i_Dot (DqnV2i a, DqnV2i b); DQN_FILE_SCOPE f32 DqnV2i_Dot (DqnV2i a, DqnV2i b);
DQN_FILE_SCOPE bool DqnV2i_Equals (DqnV2i a, DqnV2i b); DQN_FILE_SCOPE bool DqnV2i_Equals (DqnV2i a, DqnV2i b);
#ifdef DQN_CPP_MODE
DQN_FILE_SCOPE inline DqnV2i operator- (DqnV2i a, DqnV2i b) { return DqnV2i_Sub (a, b); } DQN_FILE_SCOPE inline DqnV2i operator- (DqnV2i a, DqnV2i b) { return DqnV2i_Sub (a, b); }
DQN_FILE_SCOPE inline DqnV2i operator+ (DqnV2i a, DqnV2i b) { return DqnV2i_Add (a, b); } DQN_FILE_SCOPE inline DqnV2i operator+ (DqnV2i a, DqnV2i b) { return DqnV2i_Add (a, b); }
DQN_FILE_SCOPE inline DqnV2i operator* (DqnV2i a, DqnV2i b) { return DqnV2i_Hadamard(a, b); } DQN_FILE_SCOPE inline DqnV2i operator* (DqnV2i a, DqnV2i b) { return DqnV2i_Hadamard(a, b); }
@ -508,6 +528,7 @@ DQN_FILE_SCOPE inline DqnV2i &operator*=(DqnV2i &a, DqnV2i b) { return (a = DqnV
DQN_FILE_SCOPE inline DqnV2i &operator-=(DqnV2i &a, DqnV2i b) { return (a = DqnV2i_Sub (a, b)); } DQN_FILE_SCOPE inline DqnV2i &operator-=(DqnV2i &a, DqnV2i b) { return (a = DqnV2i_Sub (a, b)); }
DQN_FILE_SCOPE inline DqnV2i &operator+=(DqnV2i &a, DqnV2i b) { return (a = DqnV2i_Add (a, b)); } DQN_FILE_SCOPE inline DqnV2i &operator+=(DqnV2i &a, DqnV2i b) { return (a = DqnV2i_Add (a, b)); }
DQN_FILE_SCOPE inline bool operator==(DqnV2i a, DqnV2i b) { return DqnV2i_Equals (a, b); } DQN_FILE_SCOPE inline bool operator==(DqnV2i a, DqnV2i b) { return DqnV2i_Equals (a, b); }
#endif
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
// Vec3 // Vec3
@ -546,6 +567,7 @@ DQN_FILE_SCOPE DqnV3 DqnV3_Normalise (DqnV3 a);
DQN_FILE_SCOPE f32 DqnV3_Length (DqnV3 a, DqnV3 b); DQN_FILE_SCOPE f32 DqnV3_Length (DqnV3 a, DqnV3 b);
DQN_FILE_SCOPE f32 DqnV3_LengthSquared(DqnV3 a, DqnV3 b); DQN_FILE_SCOPE f32 DqnV3_LengthSquared(DqnV3 a, DqnV3 b);
#ifdef DQN_CPP_MODE
DQN_FILE_SCOPE inline DqnV3 operator- (DqnV3 a, DqnV3 b) { return DqnV3_Sub (a, b); } DQN_FILE_SCOPE inline DqnV3 operator- (DqnV3 a, DqnV3 b) { return DqnV3_Sub (a, b); }
DQN_FILE_SCOPE inline DqnV3 operator+ (DqnV3 a, DqnV3 b) { return DqnV3_Add (a, b); } DQN_FILE_SCOPE inline DqnV3 operator+ (DqnV3 a, DqnV3 b) { return DqnV3_Add (a, b); }
DQN_FILE_SCOPE inline DqnV3 operator+ (DqnV3 a, f32 b) { return DqnV3_Add (a, DqnV3_1f(b)); } DQN_FILE_SCOPE inline DqnV3 operator+ (DqnV3 a, f32 b) { return DqnV3_Add (a, DqnV3_1f(b)); }
@ -559,6 +581,7 @@ DQN_FILE_SCOPE inline DqnV3 &operator*=(DqnV3 &a, i32 b) { return (a = DqnV3_S
DQN_FILE_SCOPE inline DqnV3 &operator-=(DqnV3 &a, DqnV3 b) { return (a = DqnV3_Sub (a, b)); } DQN_FILE_SCOPE inline DqnV3 &operator-=(DqnV3 &a, DqnV3 b) { return (a = DqnV3_Sub (a, b)); }
DQN_FILE_SCOPE inline DqnV3 &operator+=(DqnV3 &a, DqnV3 b) { return (a = DqnV3_Add (a, b)); } DQN_FILE_SCOPE inline DqnV3 &operator+=(DqnV3 &a, DqnV3 b) { return (a = DqnV3_Add (a, b)); }
DQN_FILE_SCOPE inline bool operator==(DqnV3 a, DqnV3 b) { return DqnV3_Equals (a, b); } DQN_FILE_SCOPE inline bool operator==(DqnV3 a, DqnV3 b) { return DqnV3_Equals (a, b); }
#endif
// DqnV3i // DqnV3i
DQN_FILE_SCOPE DqnV3i DqnV3i_3i(i32 x, i32 y, i32 z); DQN_FILE_SCOPE DqnV3i DqnV3i_3i(i32 x, i32 y, i32 z);
@ -596,6 +619,7 @@ DQN_FILE_SCOPE DqnV4 DqnV4_Hadamard(DqnV4 a, DqnV4 b);
DQN_FILE_SCOPE f32 DqnV4_Dot (DqnV4 a, DqnV4 b); DQN_FILE_SCOPE f32 DqnV4_Dot (DqnV4 a, DqnV4 b);
DQN_FILE_SCOPE bool DqnV4_Equals (DqnV4 a, DqnV4 b); DQN_FILE_SCOPE bool DqnV4_Equals (DqnV4 a, DqnV4 b);
#ifdef DQN_CPP_MODE
DQN_FILE_SCOPE inline DqnV4 operator- (DqnV4 a, DqnV4 b) { return DqnV4_Sub (a, b); } DQN_FILE_SCOPE inline DqnV4 operator- (DqnV4 a, DqnV4 b) { return DqnV4_Sub (a, b); }
DQN_FILE_SCOPE inline DqnV4 operator+ (DqnV4 a, DqnV4 b) { return DqnV4_Add (a, b); } DQN_FILE_SCOPE inline DqnV4 operator+ (DqnV4 a, DqnV4 b) { return DqnV4_Add (a, b); }
DQN_FILE_SCOPE inline DqnV4 operator+ (DqnV4 a, f32 b) { return DqnV4_Add (a, DqnV4_1f(b)); } DQN_FILE_SCOPE inline DqnV4 operator+ (DqnV4 a, f32 b) { return DqnV4_Add (a, DqnV4_1f(b)); }
@ -608,6 +632,7 @@ DQN_FILE_SCOPE inline DqnV4 &operator*=(DqnV4 &a, i32 b) { return (a = DqnV4_S
DQN_FILE_SCOPE inline DqnV4 &operator-=(DqnV4 &a, DqnV4 b) { return (a = DqnV4_Sub (a, b)); } DQN_FILE_SCOPE inline DqnV4 &operator-=(DqnV4 &a, DqnV4 b) { return (a = DqnV4_Sub (a, b)); }
DQN_FILE_SCOPE inline DqnV4 &operator+=(DqnV4 &a, DqnV4 b) { return (a = DqnV4_Add (a, b)); } DQN_FILE_SCOPE inline DqnV4 &operator+=(DqnV4 &a, DqnV4 b) { return (a = DqnV4_Add (a, b)); }
DQN_FILE_SCOPE inline bool operator==(DqnV4 a, DqnV4 b) { return DqnV4_Equals (a, b); } DQN_FILE_SCOPE inline bool operator==(DqnV4 a, DqnV4 b) { return DqnV4_Equals (a, b); }
#endif
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
// 4D Matrix Mat4 // 4D Matrix Mat4
@ -1466,7 +1491,7 @@ DQN_FILE_SCOPE bool DqnMemStack_InitWithFixedMem(DqnMemStack *const stack,
stack->flags = (DqnMemStackFlag_IsFixedMemoryFromUser | DqnMemStackFlag_IsNotExpandable); stack->flags = (DqnMemStackFlag_IsFixedMemoryFromUser | DqnMemStackFlag_IsNotExpandable);
const u32 DEFAULT_ALIGNMENT = 4; const u32 DEFAULT_ALIGNMENT = 4;
stack->tempStackCount = 0; stack->tempRegionCount = 0;
stack->byteAlign = (byteAlign == 0) ? DEFAULT_ALIGNMENT : byteAlign; stack->byteAlign = (byteAlign == 0) ? DEFAULT_ALIGNMENT : byteAlign;
return true; return true;
} }
@ -1481,7 +1506,7 @@ DQN_FILE_SCOPE bool DqnMemStack_Init(DqnMemStack *const stack, size_t size,
stack->block = DqnMemStack_AllocateBlockInternal(byteAlign, size); stack->block = DqnMemStack_AllocateBlockInternal(byteAlign, size);
if (!stack->block) return false; if (!stack->block) return false;
stack->tempStackCount = 0; stack->tempRegionCount = 0;
stack->byteAlign = byteAlign; stack->byteAlign = byteAlign;
stack->flags = 0; stack->flags = 0;
return true; return true;
@ -1589,7 +1614,7 @@ DQN_FILE_SCOPE bool DqnMemStack_FreeStackBlock(DqnMemStack *const stack, DqnMemS
DqnMem_Free(blockToFree); DqnMem_Free(blockToFree);
// No more blocks, then last block has been freed // No more blocks, then last block has been freed
if (!stack->block) DQN_ASSERT(stack->tempStackCount == 0); if (!stack->block) DQN_ASSERT(stack->tempRegionCount == 0);
return true; return true;
} }
@ -1638,33 +1663,54 @@ DQN_FILE_SCOPE void DqnMemStack_ClearCurrBlock(DqnMemStack *const stack,
} }
} }
DQN_FILE_SCOPE DqnTempMemStack DQN_FILE_SCOPE bool DqnMemStackTempRegion_Begin(DqnMemStackTempRegion *region,
DqnMemStack_BeginTempRegion(DqnMemStack *const stack) DqnMemStack *const stack)
{ {
DqnTempMemStack result = {}; if (!region || !stack) return false;
result.stack = stack;
result.startingBlock = stack->block;
result.used = stack->block->used;
stack->tempStackCount++; region->stack = stack;
return result; region->startingBlock = stack->block;
region->used = stack->block->used;
stack->tempRegionCount++;
return true;
} }
DQN_FILE_SCOPE void DqnMemStack_EndTempRegion(DqnTempMemStack tempStack) DQN_FILE_SCOPE void DqnMemStackTempRegion_End(DqnMemStackTempRegion region)
{ {
DqnMemStack *stack = tempStack.stack; DqnMemStack *stack = region.stack;
while (stack->block != tempStack.startingBlock) while (stack->block != region.startingBlock)
DqnMemStack_FreeLastBlock(stack); DqnMemStack_FreeLastBlock(stack);
if (stack->block) if (stack->block)
{ {
DQN_ASSERT(stack->block->used >= tempStack.used); DQN_ASSERT(stack->block->used >= region.used);
stack->block->used = tempStack.used; stack->block->used = region.used;
DQN_ASSERT(stack->tempStackCount >= 0); DQN_ASSERT(stack->tempRegionCount >= 0);
} }
stack->tempStackCount--; stack->tempRegionCount--;
} }
#ifdef DQN_CPP_MODE
DqnMemStackTempRegionScoped::DqnMemStackTempRegionScoped(DqnMemStack *const stack)
{
this->isInit = DqnMemStackTempRegion_Begin(&this->tempMemStack, stack);
DQN_ASSERT(this->isInit);
}
DqnMemStackTempRegionScoped::~DqnMemStackTempRegionScoped()
{
if (this->isInit)
{
DqnMemStackTempRegion_End(this->tempMemStack);
}
else
{
// TODO(doyle): Report error
DQN_ASSERT(DQN_INVALID_CODE_PATH);
}
}
#endif
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
// DqnMemAPI - Memory API, For using custom allocators // DqnMemAPI - Memory API, For using custom allocators
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
@ -1674,7 +1720,7 @@ DqnMemAPICallback_InfoAskReallocInternal(const DqnMemAPI memAPI,
const size_t oldSize, const size_t oldSize,
const size_t newSize) const size_t newSize)
{ {
DqnMemAPICallbackInfo info = {}; DqnMemAPICallbackInfo info = {0};
info.type = DqnMemAPICallbackType_Realloc; info.type = DqnMemAPICallbackType_Realloc;
info.userContext = memAPI.userContext; info.userContext = memAPI.userContext;
info.newRequestSize = newSize; info.newRequestSize = newSize;
@ -1687,7 +1733,7 @@ FILE_SCOPE inline DqnMemAPICallbackInfo
DqnMemAPICallback_InfoAskAllocInternal(const DqnMemAPI memAPI, DqnMemAPICallback_InfoAskAllocInternal(const DqnMemAPI memAPI,
const size_t size) const size_t size)
{ {
DqnMemAPICallbackInfo info = {}; DqnMemAPICallbackInfo info = {0};
info.type = DqnMemAPICallbackType_Alloc; info.type = DqnMemAPICallbackType_Alloc;
info.userContext = memAPI.userContext; info.userContext = memAPI.userContext;
info.requestSize = size; info.requestSize = size;
@ -1697,7 +1743,7 @@ DqnMemAPICallback_InfoAskAllocInternal(const DqnMemAPI memAPI,
FILE_SCOPE DqnMemAPICallbackInfo DqnMemAPICallback_InfoAskFreeInternal( FILE_SCOPE DqnMemAPICallbackInfo DqnMemAPICallback_InfoAskFreeInternal(
const DqnMemAPI memAPI, void *const ptrToFree, const size_t sizeToFree) const DqnMemAPI memAPI, void *const ptrToFree, const size_t sizeToFree)
{ {
DqnMemAPICallbackInfo info = {}; DqnMemAPICallbackInfo info = {0};
info.type = DqnMemAPICallbackType_Free; info.type = DqnMemAPICallbackType_Free;
info.userContext = memAPI.userContext; info.userContext = memAPI.userContext;
info.ptrToFree = ptrToFree; info.ptrToFree = ptrToFree;
@ -1770,7 +1816,7 @@ DqnMemAPI_DefaultUseCallocCallbackInternal(DqnMemAPICallbackInfo info,
DQN_FILE_SCOPE DqnMemAPI DqnMemAPI_DefaultUseCalloc() DQN_FILE_SCOPE DqnMemAPI DqnMemAPI_DefaultUseCalloc()
{ {
DqnMemAPI result = {}; DqnMemAPI result = {0};
result.callback = DqnMemAPI_DefaultUseCallocCallbackInternal; result.callback = DqnMemAPI_DefaultUseCallocCallbackInternal;
result.userContext = NULL; result.userContext = NULL;
return result; return result;
@ -1815,7 +1861,7 @@ DQN_FILE_SCOPE f32 DqnMath_Clampf(f32 val, f32 min, f32 max)
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
DQN_FILE_SCOPE DqnV2 DqnV2_2f(f32 x, f32 y) DQN_FILE_SCOPE DqnV2 DqnV2_2f(f32 x, f32 y)
{ {
DqnV2 result = {}; DqnV2 result = {0};
result.x = x; result.x = x;
result.y = y; result.y = y;
@ -1824,7 +1870,7 @@ DQN_FILE_SCOPE DqnV2 DqnV2_2f(f32 x, f32 y)
DQN_FILE_SCOPE DqnV2 DqnV2_1f(f32 xy) DQN_FILE_SCOPE DqnV2 DqnV2_1f(f32 xy)
{ {
DqnV2 result = {}; DqnV2 result = {0};
result.x = xy; result.x = xy;
result.y = xy; result.y = xy;
@ -1839,7 +1885,7 @@ DQN_FILE_SCOPE DqnV2 DqnV2_2i(i32 x, i32 y)
DQN_FILE_SCOPE DqnV2 DqnV2_V2i(DqnV2i a) DQN_FILE_SCOPE DqnV2 DqnV2_V2i(DqnV2i a)
{ {
DqnV2 result = {}; DqnV2 result = {0};
result.x = (f32)a.x; result.x = (f32)a.x;
result.y = (f32)a.y; result.y = (f32)a.y;
return result; return result;
@ -1847,7 +1893,7 @@ DQN_FILE_SCOPE DqnV2 DqnV2_V2i(DqnV2i a)
DQN_FILE_SCOPE DqnV2 DqnV2_Add(DqnV2 a, DqnV2 b) DQN_FILE_SCOPE DqnV2 DqnV2_Add(DqnV2 a, DqnV2 b)
{ {
DqnV2 result = {}; DqnV2 result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] + b.e[i]; result.e[i] = a.e[i] + b.e[i];
@ -1856,7 +1902,7 @@ DQN_FILE_SCOPE DqnV2 DqnV2_Add(DqnV2 a, DqnV2 b)
DQN_FILE_SCOPE DqnV2 DqnV2_Sub(DqnV2 a, DqnV2 b) DQN_FILE_SCOPE DqnV2 DqnV2_Sub(DqnV2 a, DqnV2 b)
{ {
DqnV2 result = {}; DqnV2 result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] - b.e[i]; result.e[i] = a.e[i] - b.e[i];
@ -1865,7 +1911,7 @@ DQN_FILE_SCOPE DqnV2 DqnV2_Sub(DqnV2 a, DqnV2 b)
DQN_FILE_SCOPE DqnV2 DqnV2_Scalei(DqnV2 a, i32 b) DQN_FILE_SCOPE DqnV2 DqnV2_Scalei(DqnV2 a, i32 b)
{ {
DqnV2 result = {}; DqnV2 result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] * b; result.e[i] = a.e[i] * b;
@ -1874,7 +1920,7 @@ DQN_FILE_SCOPE DqnV2 DqnV2_Scalei(DqnV2 a, i32 b)
DQN_FILE_SCOPE DqnV2 DqnV2_Scalef(DqnV2 a, f32 b) DQN_FILE_SCOPE DqnV2 DqnV2_Scalef(DqnV2 a, f32 b)
{ {
DqnV2 result = {}; DqnV2 result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] * b; result.e[i] = a.e[i] * b;
@ -1883,7 +1929,7 @@ DQN_FILE_SCOPE DqnV2 DqnV2_Scalef(DqnV2 a, f32 b)
DQN_FILE_SCOPE DqnV2 DqnV2_Hadamard(DqnV2 a, DqnV2 b) DQN_FILE_SCOPE DqnV2 DqnV2_Hadamard(DqnV2 a, DqnV2 b)
{ {
DqnV2 result = {}; DqnV2 result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] * b.e[i]; result.e[i] = a.e[i] * b.e[i];
@ -1973,7 +2019,7 @@ DQN_FILE_SCOPE DqnV2 DqnV2_Perpendicular(DqnV2 a)
DQN_FILE_SCOPE DqnV2 DqnV2_ConstrainToRatio(DqnV2 dim, DqnV2 ratio) DQN_FILE_SCOPE DqnV2 DqnV2_ConstrainToRatio(DqnV2 dim, DqnV2 ratio)
{ {
DqnV2 result = {}; DqnV2 result = {0};
f32 numRatioIncrementsToWidth = (f32)(dim.w / ratio.w); f32 numRatioIncrementsToWidth = (f32)(dim.w / ratio.w);
f32 numRatioIncrementsToHeight = (f32)(dim.h / ratio.h); f32 numRatioIncrementsToHeight = (f32)(dim.h / ratio.h);
@ -1987,7 +2033,7 @@ DQN_FILE_SCOPE DqnV2 DqnV2_ConstrainToRatio(DqnV2 dim, DqnV2 ratio)
DQN_FILE_SCOPE DqnV2i DqnV2i_2i(i32 x, i32 y) DQN_FILE_SCOPE DqnV2i DqnV2i_2i(i32 x, i32 y)
{ {
DqnV2i result = {}; DqnV2i result = {0};
result.x = x; result.x = x;
result.y = y; result.y = y;
return result; return result;
@ -2001,7 +2047,7 @@ DQN_FILE_SCOPE DqnV2i DqnV2i_2f(f32 x, f32 y)
DQN_FILE_SCOPE DqnV2i DqnV2i_V2(DqnV2 a) DQN_FILE_SCOPE DqnV2i DqnV2i_V2(DqnV2 a)
{ {
DqnV2i result = {}; DqnV2i result = {0};
result.x = (i32)a.x; result.x = (i32)a.x;
result.y = (i32)a.y; result.y = (i32)a.y;
return result; return result;
@ -2009,7 +2055,7 @@ DQN_FILE_SCOPE DqnV2i DqnV2i_V2(DqnV2 a)
DQN_FILE_SCOPE DqnV2i DqnV2i_Add(DqnV2i a, DqnV2i b) DQN_FILE_SCOPE DqnV2i DqnV2i_Add(DqnV2i a, DqnV2i b)
{ {
DqnV2i result = {}; DqnV2i result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] + b.e[i]; result.e[i] = a.e[i] + b.e[i];
@ -2018,7 +2064,7 @@ DQN_FILE_SCOPE DqnV2i DqnV2i_Add(DqnV2i a, DqnV2i b)
DQN_FILE_SCOPE DqnV2i DqnV2i_Sub(DqnV2i a, DqnV2i b) DQN_FILE_SCOPE DqnV2i DqnV2i_Sub(DqnV2i a, DqnV2i b)
{ {
DqnV2i result = {}; DqnV2i result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] - b.e[i]; result.e[i] = a.e[i] - b.e[i];
@ -2027,7 +2073,7 @@ DQN_FILE_SCOPE DqnV2i DqnV2i_Sub(DqnV2i a, DqnV2i b)
DQN_FILE_SCOPE DqnV2i DqnV2i_Scalef(DqnV2i a, f32 b) DQN_FILE_SCOPE DqnV2i DqnV2i_Scalef(DqnV2i a, f32 b)
{ {
DqnV2i result = {}; DqnV2i result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = (i32)(a.e[i] * b); result.e[i] = (i32)(a.e[i] * b);
@ -2036,7 +2082,7 @@ DQN_FILE_SCOPE DqnV2i DqnV2i_Scalef(DqnV2i a, f32 b)
DQN_FILE_SCOPE DqnV2i DqnV2i_Scalei(DqnV2i a, i32 b) DQN_FILE_SCOPE DqnV2i DqnV2i_Scalei(DqnV2i a, i32 b)
{ {
DqnV2i result = {}; DqnV2i result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] * b; result.e[i] = a.e[i] * b;
@ -2045,7 +2091,7 @@ DQN_FILE_SCOPE DqnV2i DqnV2i_Scalei(DqnV2i a, i32 b)
DQN_FILE_SCOPE DqnV2i DqnV2i_Hadamard(DqnV2i a, DqnV2i b) DQN_FILE_SCOPE DqnV2i DqnV2i_Hadamard(DqnV2i a, DqnV2i b)
{ {
DqnV2i result = {}; DqnV2i result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] * b.e[i]; result.e[i] = a.e[i] * b.e[i];
@ -2099,7 +2145,7 @@ DQN_FILE_SCOPE DqnV3 DqnV3_3i(i32 x, i32 y, i32 z)
DQN_FILE_SCOPE DqnV3 DqnV3_Add(DqnV3 a, DqnV3 b) DQN_FILE_SCOPE DqnV3 DqnV3_Add(DqnV3 a, DqnV3 b)
{ {
DqnV3 result = {}; DqnV3 result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] + b.e[i]; result.e[i] = a.e[i] + b.e[i];
@ -2108,7 +2154,7 @@ DQN_FILE_SCOPE DqnV3 DqnV3_Add(DqnV3 a, DqnV3 b)
DQN_FILE_SCOPE DqnV3 DqnV3_Sub(DqnV3 a, DqnV3 b) DQN_FILE_SCOPE DqnV3 DqnV3_Sub(DqnV3 a, DqnV3 b)
{ {
DqnV3 result = {}; DqnV3 result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] - b.e[i]; result.e[i] = a.e[i] - b.e[i];
@ -2117,7 +2163,7 @@ DQN_FILE_SCOPE DqnV3 DqnV3_Sub(DqnV3 a, DqnV3 b)
DQN_FILE_SCOPE DqnV3 DqnV3_Scalei(DqnV3 a, i32 b) DQN_FILE_SCOPE DqnV3 DqnV3_Scalei(DqnV3 a, i32 b)
{ {
DqnV3 result = {}; DqnV3 result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] * b; result.e[i] = a.e[i] * b;
@ -2126,7 +2172,7 @@ DQN_FILE_SCOPE DqnV3 DqnV3_Scalei(DqnV3 a, i32 b)
DQN_FILE_SCOPE DqnV3 DqnV3_Scalef(DqnV3 a, f32 b) DQN_FILE_SCOPE DqnV3 DqnV3_Scalef(DqnV3 a, f32 b)
{ {
DqnV3 result = {}; DqnV3 result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] * b; result.e[i] = a.e[i] * b;
@ -2135,7 +2181,7 @@ DQN_FILE_SCOPE DqnV3 DqnV3_Scalef(DqnV3 a, f32 b)
DQN_FILE_SCOPE DqnV3 DqnV3_Hadamard(DqnV3 a, DqnV3 b) DQN_FILE_SCOPE DqnV3 DqnV3_Hadamard(DqnV3 a, DqnV3 b)
{ {
DqnV3 result = {}; DqnV3 result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] * b.e[i]; result.e[i] = a.e[i] * b.e[i];
@ -2175,7 +2221,7 @@ DQN_FILE_SCOPE DqnV3 DqnV3_Cross(DqnV3 a, DqnV3 b)
|b| x |e| = |cd - af| |b| x |e| = |cd - af|
|c| |f| |ae - be| |c| |f| |ae - be|
*/ */
DqnV3 result = {}; DqnV3 result = {0};
result.e[0] = (a.e[1] * b.e[2]) - (a.e[2] * b.e[1]); result.e[0] = (a.e[1] * b.e[2]) - (a.e[2] * b.e[1]);
result.e[1] = (a.e[2] * b.e[0]) - (a.e[0] * b.e[2]); result.e[1] = (a.e[2] * b.e[0]) - (a.e[0] * b.e[2]);
result.e[2] = (a.e[0] * b.e[1]) - (a.e[1] * b.e[0]); result.e[2] = (a.e[0] * b.e[1]) - (a.e[1] * b.e[0]);
@ -2252,7 +2298,7 @@ DQN_FILE_SCOPE DqnV4 DqnV4_1f(f32 xyzw)
DQN_FILE_SCOPE DqnV4 DqnV4_Add(DqnV4 a, DqnV4 b) DQN_FILE_SCOPE DqnV4 DqnV4_Add(DqnV4 a, DqnV4 b)
{ {
DqnV4 result = {}; DqnV4 result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] + b.e[i]; result.e[i] = a.e[i] + b.e[i];
@ -2261,7 +2307,7 @@ DQN_FILE_SCOPE DqnV4 DqnV4_Add(DqnV4 a, DqnV4 b)
DQN_FILE_SCOPE DqnV4 DqnV4_Sub(DqnV4 a, DqnV4 b) DQN_FILE_SCOPE DqnV4 DqnV4_Sub(DqnV4 a, DqnV4 b)
{ {
DqnV4 result = {}; DqnV4 result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] - b.e[i]; result.e[i] = a.e[i] - b.e[i];
@ -2270,7 +2316,7 @@ DQN_FILE_SCOPE DqnV4 DqnV4_Sub(DqnV4 a, DqnV4 b)
DQN_FILE_SCOPE DqnV4 DqnV4_Scalei(DqnV4 a, i32 b) DQN_FILE_SCOPE DqnV4 DqnV4_Scalei(DqnV4 a, i32 b)
{ {
DqnV4 result = {}; DqnV4 result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] * b; result.e[i] = a.e[i] * b;
@ -2279,7 +2325,7 @@ DQN_FILE_SCOPE DqnV4 DqnV4_Scalei(DqnV4 a, i32 b)
DQN_FILE_SCOPE DqnV4 DqnV4_Scalef(DqnV4 a, f32 b) DQN_FILE_SCOPE DqnV4 DqnV4_Scalef(DqnV4 a, f32 b)
{ {
DqnV4 result = {}; DqnV4 result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] * b; result.e[i] = a.e[i] * b;
@ -2288,7 +2334,7 @@ DQN_FILE_SCOPE DqnV4 DqnV4_Scalef(DqnV4 a, f32 b)
DQN_FILE_SCOPE DqnV4 DqnV4_Hadamard(DqnV4 a, DqnV4 b) DQN_FILE_SCOPE DqnV4 DqnV4_Hadamard(DqnV4 a, DqnV4 b)
{ {
DqnV4 result = {}; DqnV4 result = {0};
for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++) for (i32 i = 0; i < DQN_ARRAY_COUNT(a.e); i++)
result.e[i] = a.e[i] * b.e[i]; result.e[i] = a.e[i] * b.e[i];
@ -2475,7 +2521,7 @@ DQN_FILE_SCOPE DqnV4 DqnMat4_MulV4(DqnMat4 a, DqnV4 b)
//////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
DQN_FILE_SCOPE DqnRect DqnRect_4f(f32 minX, f32 minY, f32 maxX, f32 maxY) DQN_FILE_SCOPE DqnRect DqnRect_4f(f32 minX, f32 minY, f32 maxX, f32 maxY)
{ {
DqnRect result = {}; DqnRect result = {0};
result.min = DqnV2_2f(minX, minY); result.min = DqnV2_2f(minX, minY);
result.max = DqnV2_2f(maxX, maxY); result.max = DqnV2_2f(maxX, maxY);
@ -2484,7 +2530,7 @@ DQN_FILE_SCOPE DqnRect DqnRect_4f(f32 minX, f32 minY, f32 maxX, f32 maxY)
DQN_FILE_SCOPE DqnRect DqnRect_4i(i32 minX, i32 minY, i32 maxX, i32 maxY) DQN_FILE_SCOPE DqnRect DqnRect_4i(i32 minX, i32 minY, i32 maxX, i32 maxY)
{ {
DqnRect result = {}; DqnRect result = {0};
result.min = DqnV2_2i(minX, minY); result.min = DqnV2_2i(minX, minY);
result.max = DqnV2_2i(maxX, maxY); result.max = DqnV2_2i(maxX, maxY);
@ -2493,7 +2539,7 @@ DQN_FILE_SCOPE DqnRect DqnRect_4i(i32 minX, i32 minY, i32 maxX, i32 maxY)
DQN_FILE_SCOPE DqnRect DqnRect_Init(DqnV2 origin, DqnV2 size) DQN_FILE_SCOPE DqnRect DqnRect_Init(DqnV2 origin, DqnV2 size)
{ {
DqnRect result = {}; DqnRect result = {0};
result.min = origin; result.min = origin;
result.max = DqnV2_Add(origin, size); result.max = DqnV2_Add(origin, size);
@ -2530,7 +2576,7 @@ DQN_FILE_SCOPE DqnV2 DqnRect_GetCentre(DqnRect rect)
DQN_FILE_SCOPE DqnRect DqnRect_ClipRect(DqnRect rect, DqnRect clip) DQN_FILE_SCOPE DqnRect DqnRect_ClipRect(DqnRect rect, DqnRect clip)
{ {
DqnRect result = {}; DqnRect result = {0};
DqnV2 clipSize = DqnRect_GetSizeV2(clip); DqnV2 clipSize = DqnRect_GetSizeV2(clip);
result.max.x = DQN_MIN(rect.max.x, clipSize.w); result.max.x = DQN_MIN(rect.max.x, clipSize.w);
@ -3253,29 +3299,29 @@ DQN_FILE_SCOPE void DqnWin32_GetRectDim(RECT rect, LONG *width, LONG *height)
DQN_FILE_SCOPE void DqnWin32_DisplayLastError(const char *const errorPrefix) DQN_FILE_SCOPE void DqnWin32_DisplayLastError(const char *const errorPrefix)
{ {
DWORD error = GetLastError(); DWORD error = GetLastError();
char errorMsg[1024] = {}; char errorMsg[1024] = {0};
FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, error, 0, errorMsg, DQN_ARRAY_COUNT(errorMsg), NULL); NULL, error, 0, errorMsg, DQN_ARRAY_COUNT(errorMsg), NULL);
char formattedError[2048] = {}; char formattedError[2048] = {0};
Dqn_sprintf(formattedError, "%s: %s", errorPrefix, errorMsg); Dqn_sprintf(formattedError, "%s: %s", errorPrefix, errorMsg);
DQN_WIN32_ERROR_BOX(formattedError, NULL); DQN_WIN32_ERROR_BOX(formattedError, NULL);
} }
DQN_FILE_SCOPE void DqnWin32_DisplayErrorCode(const DWORD error, const char *const errorPrefix) DQN_FILE_SCOPE void DqnWin32_DisplayErrorCode(const DWORD error, const char *const errorPrefix)
{ {
char errorMsg[1024] = {}; char errorMsg[1024] = {0};
FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, error, 0, errorMsg, DQN_ARRAY_COUNT(errorMsg), NULL); NULL, error, 0, errorMsg, DQN_ARRAY_COUNT(errorMsg), NULL);
char formattedError[2048] = {}; char formattedError[2048] = {0};
Dqn_sprintf(formattedError, "%s: %s", errorPrefix, errorMsg); Dqn_sprintf(formattedError, "%s: %s", errorPrefix, errorMsg);
DQN_WIN32_ERROR_BOX(formattedError, NULL); DQN_WIN32_ERROR_BOX(formattedError, NULL);
} }
DQN_FILE_SCOPE void DqnWin32_OutputDebugString(const char *const formatStr, ...) DQN_FILE_SCOPE void DqnWin32_OutputDebugString(const char *const formatStr, ...)
{ {
LOCAL_PERSIST char str[1024] = {}; LOCAL_PERSIST char str[1024] = {0};
va_list argList; va_list argList;
va_start(argList, formatStr); va_start(argList, formatStr);
@ -3359,7 +3405,7 @@ bool DqnFile_Open(const char *const path, DqnFile *const file,
if (!file || !path) return false; if (!file || !path) return false;
#ifdef DQN_WIN32_IMPLEMENTATION #ifdef DQN_WIN32_IMPLEMENTATION
wchar_t widePath[MAX_PATH] = {}; wchar_t widePath[MAX_PATH] = {0};
DqnWin32_UTF8ToWChar(path, widePath, DQN_ARRAY_COUNT(widePath)); DqnWin32_UTF8ToWChar(path, widePath, DQN_ARRAY_COUNT(widePath));
return DqnFile_OpenInternal(widePath, file, permissionFlags, action); return DqnFile_OpenInternal(widePath, file, permissionFlags, action);
#else #else
@ -3446,12 +3492,12 @@ DQN_FILE_SCOPE char **DqnDir_Read(char *dir, u32 *numFiles)
#ifdef DQN_WIN32_IMPLEMENTATION #ifdef DQN_WIN32_IMPLEMENTATION
u32 currNumFiles = 0; u32 currNumFiles = 0;
wchar_t wideDir[MAX_PATH] = {}; wchar_t wideDir[MAX_PATH] = {0};
DqnWin32_UTF8ToWChar(dir, wideDir, DQN_ARRAY_COUNT(wideDir)); DqnWin32_UTF8ToWChar(dir, wideDir, DQN_ARRAY_COUNT(wideDir));
// Enumerate number of files first // Enumerate number of files first
{ {
WIN32_FIND_DATAW findData = {}; WIN32_FIND_DATAW findData = {0};
HANDLE findHandle = FindFirstFileW(wideDir, &findData); HANDLE findHandle = FindFirstFileW(wideDir, &findData);
if (findHandle == INVALID_HANDLE_VALUE) if (findHandle == INVALID_HANDLE_VALUE)
{ {
@ -3489,7 +3535,7 @@ DQN_FILE_SCOPE char **DqnDir_Read(char *dir, u32 *numFiles)
} }
{ {
WIN32_FIND_DATAW initFind = {}; WIN32_FIND_DATAW initFind = {0};
HANDLE findHandle = FindFirstFileW(wideDir, &initFind); HANDLE findHandle = FindFirstFileW(wideDir, &initFind);
if (findHandle == INVALID_HANDLE_VALUE) if (findHandle == INVALID_HANDLE_VALUE)
{ {
@ -3522,7 +3568,7 @@ DQN_FILE_SCOPE char **DqnDir_Read(char *dir, u32 *numFiles)
} }
i32 listIndex = 0; i32 listIndex = 0;
WIN32_FIND_DATAW findData = {}; WIN32_FIND_DATAW findData = {0};
while (FindNextFileW(findHandle, &findData) != 0) while (FindNextFileW(findHandle, &findData) != 0)
{ {
DqnWin32_WCharToUTF8(findData.cFileName, list[listIndex++], DqnWin32_WCharToUTF8(findData.cFileName, list[listIndex++],
@ -3559,7 +3605,7 @@ DQN_FILE_SCOPE void DqnDir_ReadFree(char **fileList, u32 numFiles)
#ifdef DQN_WIN32_IMPLEMENTATION #ifdef DQN_WIN32_IMPLEMENTATION
FILE_SCOPE f64 DqnWin32_QueryPerfCounterTimeInSInternal() FILE_SCOPE f64 DqnWin32_QueryPerfCounterTimeInSInternal()
{ {
LOCAL_PERSIST LARGE_INTEGER queryPerformanceFrequency = {}; LOCAL_PERSIST LARGE_INTEGER queryPerformanceFrequency = {0};
if (queryPerformanceFrequency.QuadPart == 0) if (queryPerformanceFrequency.QuadPart == 0)
{ {
QueryPerformanceFrequency(&queryPerformanceFrequency); QueryPerformanceFrequency(&queryPerformanceFrequency);