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Added extensions check on rlglInit() and more 

Corrected shader version depending on OGL version
Corrected bug in gestures module
pull/23/head
raysan5 10 年之前
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c7ae28aaa2
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9e450df053
共有 3 個文件被更改，包括 252 次插入 和 180 次删除
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  1. +1
    -1
      src/core.c
  2. +7
    -5
      src/gestures.c
  3. +244
    -174
      src/rlgl.c

+ 1
- 1
src/core.c 查看文件

@ -211,7 +211,7 @@ extern void InitAndroidGestures(struct android_app *app);
#endif
#if defined(PLATFORM_WEB)
extern void InitWebGestures(void);
extern void InitWebGestures(void); // [Module: gestures] Initializes emscripten gestures for web
#endif
//----------------------------------------------------------------------------------

+ 7
- 5
src/gestures.c 查看文件

@ -531,6 +531,7 @@ static float DotProduct(Vector2 v1, Vector2 v2)
static double GetCurrentTime()
{
double time = 0;
#if defined(_WIN32)
/*
// NOTE: Requires Windows.h
@ -538,7 +539,7 @@ static double GetCurrentTime()
GetSystemTimePreciseAsFileTime(&tm);
ULONGLONG nowTime = ((ULONGLONG)tm.dwHighDateTime << 32) | (ULONGLONG)tm.dwLowDateTime; // Time provided in 100-nanosecond intervals
k">return ((double)nowTime/10000000.0); // Return time in seconds
n">time = ((double)nowTime/10000000.0); // time in seconds
*/
#endif
@ -548,8 +549,10 @@ static double GetCurrentTime()
clock_gettime(CLOCK_MONOTONIC, &now);
uint64_t nowTime = (uint64_t)now.tv_sec*1000000000LLU + (uint64_t)now.tv_nsec; // Time provided in nanoseconds
k">return ((double)nowTime/1000000.0); // Return time in miliseconds
n">time = ((double)nowTime/1000000.0); // time in miliseconds
#endif
return time;
}
#if defined(PLATFORM_ANDROID)
@ -618,9 +621,6 @@ static EM_BOOL EmscriptenInputCallback(int eventType, const EmscriptenTouchEvent
t->identifier, t->screenX, t->screenY, t->clientX, t->clientY, t->pageX, t->pageY, t->isChanged, t->onTarget, t->canvasX, t->canvasY);
}
*/
touchPosition = gestureEvent.position[0];
GestureEvent gestureEvent;
// Action
@ -635,6 +635,8 @@ static EM_BOOL EmscriptenInputCallback(int eventType, const EmscriptenTouchEvent
gestureEvent.position[0] = (Vector2){ touchEvent->touches[0].canvasX, touchEvent->touches[0].canvasY };
gestureEvent.position[1] = (Vector2){ touchEvent->touches[1].canvasX, touchEvent->touches[1].canvasY };
touchPosition = gestureEvent.position[0];
ProcessMotionEvent(gestureEvent);
return 1;

+ 244
- 174
src/rlgl.c 查看文件

@ -30,7 +30,7 @@
#include <stdio.h> // Standard input / output lib
#include <stdlib.h> // Declares malloc() and free() for memory management, rand()
#include <string.h> // Declares strcmp(), strlen(), strtok(), strdup()
#include <string.h> // Declares strcmp(), strlen(), strtok()
#if defined(GRAPHICS_API_OPENGL_11)
#ifdef __APPLE__ // OpenGL include for OSX
@ -216,8 +216,16 @@ static Vector3 *tempBuffer;
static int tempBufferCount = 0;
static bool useTempBuffer = false;
// Support for VAOs (OpenGL ES2 could not support VAO extensions)
static bool vaoSupported = false;
// Flags for supported extensions
static bool vaoSupported = false; // VAO support (OpenGL ES2 could not support VAO extension)
static bool npotSupported = false; // NPOT textures full support
// Compressed textures support flags
static bool texCompDXTSupported = false; // DDS texture compression support
static bool texCompETC1Supported = false; // ETC1 texture compression support
static bool texCompETC2Supported = false; // ETC2/EAC texture compression support
static bool texCompPVRTSupported = false; // PVR texture compression support
static bool texCompASTCSupported = false; // ASTC texture compression support
// Framebuffer object and texture
static GLuint fbo, fboColorTexture, fboDepthTexture;
@ -226,19 +234,16 @@ static Model postproQuad;
#if defined(GRAPHICS_API_OPENGL_ES2)
// NOTE: VAO functionality is exposed through extensions (OES)
// emscripten does not support VAOs
static PFNGLGENVERTEXARRAYSOESPROC glGenVertexArrays;
static PFNGLBINDVERTEXARRAYOESPROC glBindVertexArray;
static PFNGLDELETEVERTEXARRAYSOESPROC glDeleteVertexArrays;
static PFNGLISVERTEXARRAYOESPROC glIsVertexArray;
//static PFNGLISVERTEXARRAYOESPROC glIsVertexArray; // NOTE: Fails in WebGL, omitted
#endif
// White texture useful for plain color polys (required by shader)
// NOTE: It's required in shapes and models modules!
unsigned int whiteTexture;
static bool supportedTextureFormat[32];
//----------------------------------------------------------------------------------
// Module specific Functions Declaration
//----------------------------------------------------------------------------------
@ -249,6 +254,8 @@ static void InitializeBuffers(void);
static void InitializeBuffersGPU(void);
static void UpdateBuffers(void);
static char *TextFileRead(char *fn);
static void LoadCompressedTexture(unsigned char *data, int width, int height, int mipmapCount, int compressedFormat);
#endif
#if defined(GRAPHICS_API_OPENGL_11)
@ -256,7 +263,7 @@ static int GenerateMipmaps(unsigned char *data, int baseWidth, int baseHeight);
static pixel *GenNextMipmap(pixel *srcData, int srcWidth, int srcHeight);
#endif
static void LoadCompressedTexture(unsigned char *data, int width, int height, int mipmapCount, int compressedFormat);
static char** StringSplit(char *baseString, const char delimiter, int *numExt);
//----------------------------------------------------------------------------------
// Module Functions Definition - Matrix operations
@ -795,58 +802,9 @@ int rlGetVersion(void)
// Init OpenGL 3.3+ required data
void rlglInit(void)
{
#if defined(GRAPHICS_API_OPENGL_33)
// Loading extensions the hard way (Example)
/*
GLint numExt;
glGetIntegerv(GL_NUM_EXTENSIONS, &numExt);
for (int i = 0; i < numExt; i++)
{
const GLubyte *extensionName = glGetStringi(GL_EXTENSIONS, i);
if (strcmp(extensionName, (const GLubyte *)"GL_ARB_vertex_array_object") == 0)
{
// The extension is supported by our hardware and driver, try to get related functions pointers
glGenVertexArrays = (PFNGLGENVERTEXARRAYSOESPROC)wglGetProcAddress("glGenVertexArrays");
glBindVertexArray = (PFNGLBINDVERTEXARRAYOESPROC)wglGetProcAddress("glBindVertexArray");
glDeleteVertexArrays = (PFNGLDELETEVERTEXARRAYSOESPROC)wglGetProcAddress("glDeleteVertexArrays");
glIsVertexArray = (PFNGLISVERTEXARRAYOESPROC)wglGetProcAddress("glIsVertexArray");
}
}
*/
// Initialize extensions using GLEW
glewExperimental = 1; // Needed for core profile
GLenum error = glewInit();
if (error != GLEW_OK) TraceLog(ERROR, "Failed to initialize GLEW - Error Code: %s\n", glewGetErrorString(error));
if (glewIsSupported("GL_VERSION_3_3")) TraceLog(INFO, "OpenGL 3.3 extensions supported");
// NOTE: GLEW is a big library that loads ALL extensions, using glad we can only load required ones...
//if (!gladLoadGL()) TraceLog("ERROR: Failed to initialize glad\n");
vaoSupported = true;
#endif
#if defined(GRAPHICS_API_OPENGL_ES2)
// NOTE: emscripten does not support VAOs natively, it uses emulation and it reduces overall performance...
#if !defined(PLATFORM_WEB)
glGenVertexArrays = (PFNGLGENVERTEXARRAYSOESPROC)eglGetProcAddress("glGenVertexArraysOES");
glBindVertexArray = (PFNGLBINDVERTEXARRAYOESPROC)eglGetProcAddress("glBindVertexArrayOES");
glDeleteVertexArrays = (PFNGLDELETEVERTEXARRAYSOESPROC)eglGetProcAddress("glDeleteVertexArraysOES");
glIsVertexArray = (PFNGLISVERTEXARRAYOESPROC)eglGetProcAddress("glIsVertexArrayOES");
#endif
if (glGenVertexArrays == NULL) TraceLog(WARNING, "Could not initialize VAO extensions, VAOs not supported");
else
{
vaoSupported = true;
TraceLog(INFO, "VAO extensions initialized successfully");
}
#endif
// Check OpenGL information and capabilities
//------------------------------------------------------------------------------
// Print current OpenGL and GLSL version
TraceLog(INFO, "GPU: Vendor: %s", glGetString(GL_VENDOR));
TraceLog(INFO, "GPU: Renderer: %s", glGetString(GL_RENDERER));
@ -857,80 +815,129 @@ void rlglInit(void)
//int maxTexSize;
//glGetIntegerv(GL_MAX_TEXTURE_SIZE, &maxTexSize);
//TraceLog(INFO, "GL_MAX_TEXTURE_SIZE: %i", maxTexSize);
//GL_MAX_TEXTURE_IMAGE_UNITS
//GL_MAX_VIEWPORT_DIMS
//int numAuxBuffers;
//glGetIntegerv(GL_AUX_BUFFERS, &numAuxBuffers);
//TraceLog(INFO, "GL_AUX_BUFFERS: %i", numAuxBuffers);
//GLint numComp = 0;
//GLint format[32] = { 0 };
//glGetIntegerv(GL_NUM_COMPRESSED_TEXTURE_FORMATS, &numComp);
//glGetIntegerv(GL_COMPRESSED_TEXTURE_FORMATS, format);
//for (int i = 0; i < numComp; i++) TraceLog(INFO, "Supported compressed format: 0x%x", format[i]);
// Show supported extensions
// NOTE: We don't need that much data on screen... right now...
// Check available extensions for compressed textures support
for (int i = 0; i < 32; i++) supportedTextureFormat[i] = false;
#if defined(GRAPHICS_API_OPENGL_33)
#if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2)
// Get supported extensions list
GLint numExt;
#if defined(GRAPHICS_API_OPENGL_33)
// Initialize extensions using GLEW
glewExperimental = 1; // Needed for core profile
GLenum error = glewInit();
if (error != GLEW_OK) TraceLog(ERROR, "Failed to initialize GLEW - Error Code: %s\n", glewGetErrorString(error));
if (glewIsSupported("GL_VERSION_3_3"))
{
TraceLog(INFO, "OpenGL 3.3 Core profile");
vaoSupported = true;
npotSupported = true;
}
// NOTE: GLEW is a big library that loads ALL extensions, we can use some alternative to load only required ones
// Alternatives: glLoadGen, glad, libepoxy
//if (!gladLoadGL()) TraceLog("ERROR: Failed to initialize glad\n");
// With GLEW we can check if an extension has been loaded in two ways:
//if (GLEW_ARB_vertex_array_object) { }
//if (glewIsSupported("GL_ARB_vertex_array_object")) { }
// NOTE: We don't need to check again supported extensions but we do (in case GLEW is replaced sometime)
// We get a list of available extensions and we check for some of them (compressed textures)
glGetIntegerv(GL_NUM_EXTENSIONS, &numExt);
const char *ext[numExt];
for (int i = 0; i < numExt; i++) ext[i] = (char *)glGetStringi(GL_EXTENSIONS, i);
#elif defined(GRAPHICS_API_OPENGL_ES2)
char *extensions = (char *)glGetString(GL_EXTENSIONS); // One big string
// NOTE: String could be splitted using strtok() function (string.h)
char **ext = StringSplit(extensions, ' ', &numExt);
#endif
TraceLog(INFO, "Number of supported extensions: %i", numExt);
// Show supported extensions
for (int i = 0; i < numExt; i++) TraceLog(INFO, "Supported extension: %s", ext[i]);
// Check required extensions
for (int i = 0; i < numExt; i++)
{
//TraceLog(INFO, "Supported extension: %s", glGetStringi(GL_EXTENSIONS, i));
if (strcmp((char *)glGetStringi(GL_EXTENSIONS, i), "GL_EXT_texture_compression_s3tc") == 0)
{
// DDS texture compression support
supportedTextureFormat[COMPRESSED_DXT1_RGB] = true;
supportedTextureFormat[COMPRESSED_DXT1_RGBA] = true;
supportedTextureFormat[COMPRESSED_DXT3_RGBA] = true;
supportedTextureFormat[COMPRESSED_DXT5_RGBA] = true;
}
else if (strcmp((char *)glGetStringi(GL_EXTENSIONS, i), "GL_OES_compressed_ETC1_RGB8_texture") == 0)
{
// ETC1 texture compression support
supportedTextureFormat[COMPRESSED_ETC1_RGB] = true;
}
else if (strcmp((char *)glGetStringi(GL_EXTENSIONS, i),"GL_ARB_ES3_compatibility") == 0)
{
// ETC2/EAC texture compression support
supportedTextureFormat[COMPRESSED_ETC2_RGB] = true;
supportedTextureFormat[COMPRESSED_ETC2_EAC_RGBA] = true;
}
else if (strcmp((char *)glGetStringi(GL_EXTENSIONS, i),"GL_IMG_texture_compression_pvrtc") == 0)
{
// PVR texture compression support
supportedTextureFormat[COMPRESSED_PVRT_RGB] = true;
supportedTextureFormat[COMPRESSED_PVRT_RGBA] = true;
}
else if (strcmp((char *)glGetStringi(GL_EXTENSIONS, i),"GL_KHR_texture_compression_astc_hdr") == 0)
#if defined(GRAPHICS_API_OPENGL_ES2)
// Check VAO support
// NOTE: Only check on OpenGL ES, OpenGL 3.3 has VAO support as core feature
if (strcmp(ext[i], (const char *)"GL_OES_vertex_array_object") == 0)
{
// ASTC texture compression support
supportedTextureFormat[COMPRESSED_ASTC_4x4_RGBA] = true;
supportedTextureFormat[COMPRESSED_ASTC_8x8_RGBA] = true;
vaoSupported = true;
// The extension is supported by our hardware and driver, try to get related functions pointers
// NOTE: emscripten does not support VAOs natively, it uses emulation and it reduces overall performance...
glGenVertexArrays = (PFNGLGENVERTEXARRAYSOESPROC)eglGetProcAddress("glGenVertexArraysOES");
glBindVertexArray = (PFNGLBINDVERTEXARRAYOESPROC)eglGetProcAddress("glBindVertexArrayOES");
glDeleteVertexArrays = (PFNGLDELETEVERTEXARRAYSOESPROC)eglGetProcAddress("glDeleteVertexArraysOES");
//glIsVertexArray = (PFNGLISVERTEXARRAYOESPROC)eglGetProcAddress("glIsVertexArrayOES"); // NOTE: Fails in WebGL, omitted
}
}
#elif defined(GRAPHICS_API_OPENGL_ES2)
char *extensions = (char *)glGetString(GL_EXTENSIONS); // One big string
// Check NPOT textures support
// NOTE: Only check on OpenGL ES, OpenGL 3.3 has NPOT textures full support as core feature
if (strcmp(ext[i], (const char *)"GL_OES_texture_npot") == 0) npotSupported = true;
#endif
// DDS texture compression support
if (strcmp(ext[i], (const char *)"GL_EXT_texture_compression_s3tc") == 0) texCompDXTSupported = true;
// ETC1 texture compression support
if (strcmp(ext[i], (const char *)"GL_OES_compressed_ETC1_RGB8_texture") == 0) texCompETC1Supported = true;
// NOTE: String could be splitted using strtok() function (string.h)
TraceLog(INFO, "Supported extension: %s", extensions);
// ETC2/EAC texture compression support
if (strcmp(ext[i], (const char *)"GL_ARB_ES3_compatibility") == 0) texCompETC2Supported = true;
// PVR texture compression support
if (strcmp(ext[i], (const char *)"GL_IMG_texture_compression_pvrtc") == 0) texCompPVRTSupported = true;
// ASTC texture compression support
if (strcmp(ext[i], (const char *)"GL_KHR_texture_compression_astc_hdr") == 0) texCompASTCSupported = true;
}
//char** ext = StringSplit(extensions, ' ');
//for (int i = 0; i < numExt; i++) printf("%s", ext[i]);
#if defined(GRAPHICS_API_OPENGL_ES2)
if (vaoSupported) TraceLog(INFO, "[EXTENSION] VAO extension detected, VAO functions initialized successfully");
else TraceLog(WARNING, "[EXTENSION] VAO extension not found, VAO usage not supported");
#endif
/*
GLint numComp = 0;
glGetIntegerv(GL_NUM_COMPRESSED_TEXTURE_FORMATS, &numComp);
if (npotSupported) TraceLog(INFO, "[EXTENSION] NPOT textures extension detected, full NPOT textures supported");
else TraceLog(WARNING, "[EXTENSION] NPOT textures extension not found, NPOT textures not supported");
GLint format[32] = { 0 };
glGetIntegerv(GL_COMPRESSED_TEXTURE_FORMATS, format);
// Once supported extensions have been checked, we should free strings memory
free(ext);
#endif
for (int i = 0; i < numComp; i++)
{
TraceLog(INFO, "Supported compressed format: 0x%x", format[i]);
}
*/
#if defined(GRAPHICS_API_OPENGL_33) || defined(GRAPHICS_API_OPENGL_ES2)
if (texCompDXTSupported) TraceLog(INFO, "[EXTENSION] DXT compressed textures supported");
if (texCompETC1Supported) TraceLog(INFO, "[EXTENSION] ETC1 compressed textures supported");
if (texCompETC2Supported) TraceLog(INFO, "[EXTENSION] ETC2/EAC compressed textures supported");
if (texCompPVRTSupported) TraceLog(INFO, "[EXTENSION] PVRT compressed textures supported");
if (texCompASTCSupported) TraceLog(INFO, "[EXTENSION] ASTC compressed textures supported");
// Initialize buffers, default shaders and default textures
//----------------------------------------------------------
// Set default draw mode
currentDrawMode = RL_TRIANGLES;
@ -1435,6 +1442,7 @@ void rlglInitGraphics(int offsetX, int offsetY, int width, int height)
}
// Get world coordinates from screen coordinates
// TODO: It doesn't work! It drives me crazy!
Vector3 rlglUnproject(Vector3 source, Matrix proj, Matrix view)
{
//GLint viewport[4];
@ -1601,19 +1609,13 @@ unsigned int rlglLoadTexture(void *data, int width, int height, int textureForma
{
glBindTexture(GL_TEXTURE_2D, 0); // Free any old binding
GLuint id;
GLuint id = 0;
// Check compressed textures support by OpenGL 1.1
if (rlGetVersion() == OPENGL_11)
// Check texture format support by OpenGL 1.1 (compressed textures not supported)
if (p">(rlGetVersion() == OPENGL_11) && (textureFormat >= 8))
{
if ((textureFormat == COMPRESSED_ETC1_RGB) || (textureFormat == COMPRESSED_ETC2_RGB) || (textureFormat == COMPRESSED_ETC2_EAC_RGBA) ||
(textureFormat == COMPRESSED_PVRT_RGB) || (textureFormat == COMPRESSED_PVRT_RGBA) ||
(textureFormat == COMPRESSED_ASTC_4x4_RGBA) || (textureFormat == COMPRESSED_ASTC_8x8_RGBA))
{
id = 0;
TraceLog(WARNING, "Required GPU compressed texture format not supported");
return id;
}
TraceLog(WARNING, "OpenGL 1.1 does not support GPU compressed texture formats");
return id;
}
glGenTextures(1, &id); // Generate Pointer to the texture
@ -1657,22 +1659,23 @@ unsigned int rlglLoadTexture(void *data, int width, int height, int textureForma
GLint swizzleMask[] = { GL_RED, GL_RED, GL_RED, GL_GREEN };
glTexParameteriv(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_RGBA, swizzleMask);
} break;
case UNCOMPRESSED_R5G6B5: glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB565, width, height, 0, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, (unsigned short *)data); break;
case UNCOMPRESSED_R8G8B8: glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB8, width, height, 0, GL_RGB, GL_UNSIGNED_BYTE, (unsigned char *)data); break;
case UNCOMPRESSED_R5G5B5A1: glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB5_A1, width, height, 0, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1, (unsigned short *)data); break;
case UNCOMPRESSED_R4G4B4A4: glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA4, width, height, 0, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, (unsigned short *)data); break;
case UNCOMPRESSED_R8G8B8A8: glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA8, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, (unsigned char *)data); break;
case COMPRESSED_DXT1_RGB: if (supportedTextureFormat[COMPRESSED_DXT1_RGB]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGB_S3TC_DXT1_EXT); break;
case COMPRESSED_DXT1_RGBA: if (supportedTextureFormat[COMPRESSED_DXT1_RGBA]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT); break;
case COMPRESSED_DXT3_RGBA: if (supportedTextureFormat[COMPRESSED_DXT3_RGBA]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_S3TC_DXT3_EXT); break;
case COMPRESSED_DXT5_RGBA: if (supportedTextureFormat[COMPRESSED_DXT5_RGBA]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_S3TC_DXT5_EXT); break;
case COMPRESSED_ETC1_RGB: if (supportedTextureFormat[COMPRESSED_ETC1_RGB]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_ETC1_RGB8_OES); break; // NOTE: Requires OpenGL ES 2.0 or OpenGL 4.3
case COMPRESSED_ETC2_RGB: if (supportedTextureFormat[COMPRESSED_ETC2_RGB]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGB8_ETC2); break; // NOTE: Requires OpenGL ES 3.0 or OpenGL 4.3
case COMPRESSED_ETC2_EAC_RGBA: if (supportedTextureFormat[COMPRESSED_ETC2_EAC_RGBA]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA8_ETC2_EAC); break; // NOTE: Requires OpenGL ES 3.0 or OpenGL 4.3
case COMPRESSED_PVRT_RGB: if (supportedTextureFormat[COMPRESSED_PVRT_RGB]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG); break; // NOTE: Requires PowerVR GPU
case COMPRESSED_PVRT_RGBA: if (supportedTextureFormat[COMPRESSED_PVRT_RGBA]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG); break; // NOTE: Requires PowerVR GPU
case COMPRESSED_ASTC_4x4_RGBA: if (supportedTextureFormat[COMPRESSED_ASTC_4x4_RGBA]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_ASTC_4x4_KHR); break; // NOTE: Requires OpenGL ES 3.1 or OpenGL 4.3
case COMPRESSED_ASTC_8x8_RGBA: if (supportedTextureFormat[COMPRESSED_ASTC_8x8_RGBA]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_ASTC_8x8_KHR); break; // NOTE: Requires OpenGL ES 3.1 or OpenGL 4.3
case COMPRESSED_DXT1_RGB: if (texCompDXTSupported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGB_S3TC_DXT1_EXT); break;
case COMPRESSED_DXT1_RGBA: if (texCompDXTSupported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT); break;
case COMPRESSED_DXT3_RGBA: if (texCompDXTSupported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_S3TC_DXT3_EXT); break;
case COMPRESSED_DXT5_RGBA: if (texCompDXTSupported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_S3TC_DXT5_EXT); break;
case COMPRESSED_ETC1_RGB: if (texCompETC1Supported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_ETC1_RGB8_OES); break; // NOTE: Requires OpenGL ES 2.0 or OpenGL 4.3
case COMPRESSED_ETC2_RGB: if (texCompETC2Supported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGB8_ETC2); break; // NOTE: Requires OpenGL ES 3.0 or OpenGL 4.3
case COMPRESSED_ETC2_EAC_RGBA: if (texCompETC2Supported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA8_ETC2_EAC); break; // NOTE: Requires OpenGL ES 3.0 or OpenGL 4.3
case COMPRESSED_PVRT_RGB: if (texCompPVRTSupported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG); break; // NOTE: Requires PowerVR GPU
case COMPRESSED_PVRT_RGBA: if (texCompPVRTSupported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG); break; // NOTE: Requires PowerVR GPU
case COMPRESSED_ASTC_4x4_RGBA: if (texCompASTCSupported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_ASTC_4x4_KHR); break; // NOTE: Requires OpenGL ES 3.1 or OpenGL 4.3
case COMPRESSED_ASTC_8x8_RGBA: if (texCompASTCSupported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_ASTC_8x8_KHR); break; // NOTE: Requires OpenGL ES 3.1 or OpenGL 4.3
default: TraceLog(WARNING, "Texture format not recognized"); break;
}
#elif defined(GRAPHICS_API_OPENGL_11) || defined(GRAPHICS_API_OPENGL_ES2)
@ -1686,17 +1689,19 @@ unsigned int rlglLoadTexture(void *data, int width, int height, int textureForma
case UNCOMPRESSED_R5G5B5A1: glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_SHORT_5_5_5_1, (unsigned short *)data); break;
case UNCOMPRESSED_R4G4B4A4: glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_SHORT_4_4_4_4, (unsigned short *)data); break;
case UNCOMPRESSED_R8G8B8A8: glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, (unsigned char *)data); break;
case COMPRESSED_DXT1_RGB: if (supportedTextureFormat[COMPRESSED_DXT1_RGB]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGB_S3TC_DXT1_EXT); break;
case COMPRESSED_DXT1_RGBA: if (supportedTextureFormat[COMPRESSED_DXT1_RGBA]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT); break;
case COMPRESSED_DXT3_RGBA: if (supportedTextureFormat[COMPRESSED_DXT3_RGBA]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_S3TC_DXT3_EXT); break; // NOTE: Not supported by WebGL
case COMPRESSED_DXT5_RGBA: if (supportedTextureFormat[COMPRESSED_DXT5_RGBA]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_S3TC_DXT5_EXT); break; // NOTE: Not supported by WebGL
case COMPRESSED_ETC1_RGB: if (supportedTextureFormat[COMPRESSED_ETC1_RGB]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_ETC1_RGB8_OES); break; // NOTE: Requires OpenGL ES 2.0 or OpenGL 4.3
case COMPRESSED_ETC2_RGB: if (supportedTextureFormat[COMPRESSED_ETC2_RGB]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGB8_ETC2); break; // NOTE: Requires OpenGL ES 3.0 or OpenGL 4.3
case COMPRESSED_ETC2_EAC_RGBA: if (supportedTextureFormat[COMPRESSED_ETC2_EAC_RGBA]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA8_ETC2_EAC); break; // NOTE: Requires OpenGL ES 3.0 or OpenGL 4.3
case COMPRESSED_PVRT_RGB: if (supportedTextureFormat[COMPRESSED_PVRT_RGB]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG); break; // NOTE: Requires PowerVR GPU
case COMPRESSED_PVRT_RGBA: if (supportedTextureFormat[COMPRESSED_PVRT_RGBA]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG); break; // NOTE: Requires PowerVR GPU
case COMPRESSED_ASTC_4x4_RGBA: if (supportedTextureFormat[COMPRESSED_ASTC_4x4_RGBA]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_ASTC_4x4_KHR); break; // NOTE: Requires OpenGL ES 3.1 or OpenGL 4.3
case COMPRESSED_ASTC_8x8_RGBA: if (supportedTextureFormat[COMPRESSED_ASTC_8x8_RGBA]) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_ASTC_8x8_KHR); break; // NOTE: Requires OpenGL ES 3.1 or OpenGL 4.3
#if defined(GRAPHICS_API_OPENGL_ES2)
case COMPRESSED_DXT1_RGB: if (texCompDXTSupported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGB_S3TC_DXT1_EXT); break;
case COMPRESSED_DXT1_RGBA: if (texCompDXTSupported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_S3TC_DXT1_EXT); break;
case COMPRESSED_DXT3_RGBA: if (texCompDXTSupported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_S3TC_DXT3_EXT); break; // NOTE: Not supported by WebGL
case COMPRESSED_DXT5_RGBA: if (texCompDXTSupported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_S3TC_DXT5_EXT); break; // NOTE: Not supported by WebGL
case COMPRESSED_ETC1_RGB: if (texCompETC1Supported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_ETC1_RGB8_OES); break; // NOTE: Requires OpenGL ES 2.0 or OpenGL 4.3
case COMPRESSED_ETC2_RGB: if (texCompETC2Supported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGB8_ETC2); break; // NOTE: Requires OpenGL ES 3.0 or OpenGL 4.3
case COMPRESSED_ETC2_EAC_RGBA: if (texCompETC2Supported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA8_ETC2_EAC); break; // NOTE: Requires OpenGL ES 3.0 or OpenGL 4.3
case COMPRESSED_PVRT_RGB: if (texCompPVRTSupported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG); break; // NOTE: Requires PowerVR GPU
case COMPRESSED_PVRT_RGBA: if (texCompPVRTSupported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG); break; // NOTE: Requires PowerVR GPU
case COMPRESSED_ASTC_4x4_RGBA: if (texCompASTCSupported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_ASTC_4x4_KHR); break; // NOTE: Requires OpenGL ES 3.1 or OpenGL 4.3
case COMPRESSED_ASTC_8x8_RGBA: if (texCompASTCSupported) LoadCompressedTexture((unsigned char *)data, width, height, mipmapCount, GL_COMPRESSED_RGBA_ASTC_8x8_KHR); break; // NOTE: Requires OpenGL ES 3.1 or OpenGL 4.3
#endif
default: TraceLog(WARNING, "Texture format not supported"); break;
}
#endif
@ -1778,7 +1783,8 @@ unsigned int rlglLoadTexture(void *data, int width, int height, int textureForma
// Unbind current texture
glBindTexture(GL_TEXTURE_2D, 0);
TraceLog(INFO, "[TEX ID %i] Texture created successfully (%ix%i)", id, width, height);
if (id > 0) TraceLog(INFO, "[TEX ID %i] Texture created successfully (%ix%i)", id, width, height);
else TraceLog(WARNING, "Texture could not be created");
return id;
}
@ -2154,37 +2160,45 @@ static Shader LoadDefaultShader(void)
// Vertex shader directly defined, no external file required
#if defined(GRAPHICS_API_OPENGL_33)
char vShaderStr[] = " #version 110 \n" // NOTE: Actually, #version 110 (quivalent to #version 100 on ES2)
char vShaderStr[] = " #version 330 \n"
"in vec3 vertexPosition; \n"
"in vec2 vertexTexCoord; \n"
"in vec4 vertexColor; \n"
"out vec2 fragTexCoord; \n"
"out vec4 tintColor; \n"
#elif defined(GRAPHICS_API_OPENGL_ES2)
char vShaderStr[] = " #version 100 \n" // NOTE: Must be defined this way! 110 doesn't work!
#endif
"uniform mat4 projectionMatrix; \n"
"uniform mat4 modelviewMatrix; \n"
char vShaderStr[] = " #version 100 \n"
"attribute vec3 vertexPosition; \n"
"attribute vec2 vertexTexCoord; \n"
"attribute vec4 vertexColor; \n"
"varying vec2 fragTexCoord; \n"
"varying vec4 fragColor; \n"
"varying vec4 tintColor; \n"
#endif
"uniform mat4 projectionMatrix; \n"
"uniform mat4 modelviewMatrix; \n"
"void main() \n"
"{ \n"
" fragTexCoord = vertexTexCoord; \n"
" fragColor = vertexColor; \n"
" gl_Position = projectionMatrix * modelviewMatrix * vec4(vertexPosition, 1.0); \n"
" tintColor = vertexColor; \n"
" gl_Position = projectionMatrix*modelviewMatrix*vec4(vertexPosition, 1.0); \n"
"} \n";
// Fragment shader directly defined, no external file required
#if defined(GRAPHICS_API_OPENGL_33)
char fShaderStr[] = " #version 110 \n" // NOTE: Actually, #version 110 (quivalent to #version 100 on ES2)
char fShaderStr[] = " #version 330 \n"
"in vec2 fragTexCoord; \n"
"in vec4 tintColor; \n"
#elif defined(GRAPHICS_API_OPENGL_ES2)
char fShaderStr[] = " #version 100 \n" // NOTE: Must be defined this way! 110 doesn't work!
"precision mediump float; \n" // WebGL, required for emscripten
char fShaderStr[] = " #version 100 \n"
"precision mediump float; \n" // precision required for OpenGL ES2 (WebGL)
"varying vec2 fragTexCoord; \n"
"varying vec4 tintColor; \n"
#endif
"uniform sampler2D texture0; \n"
"varying vec2 fragTexCoord; \n"
"varying vec4 fragColor; \n"
"void main() \n"
"{ \n"
" gl_FragColor = texture2D(texture0, fragTexCoord) * fragColor; \n"
" vec4 texelColor = texture2D(texture0, fragTexCoord); \n" // NOTE: texture2D() is deprecated on OpenGL 3.3 and ES 3.0, use texture() instead
" gl_FragColor = texelColor*tintColor; \n"
"} \n";
shader.id = rlglLoadShaderFromText(vShaderStr, fShaderStr);
@ -2222,35 +2236,41 @@ static Shader LoadSimpleShader(void)
// Vertex shader directly defined, no external file required
#if defined(GRAPHICS_API_OPENGL_33)
char vShaderStr[] = " #version 330 \n" // NOTE: Actually, #version 110 (quivalent to #version 100 on ES2)
char vShaderStr[] = " #version 330 \n"
"in vec3 vertexPosition; \n"
"in vec2 vertexTexCoord; \n"
"in vec3 vertexNormal; \n"
"out vec2 fragTexCoord; \n"
#elif defined(GRAPHICS_API_OPENGL_ES2)
char vShaderStr[] = " #version 100 \n" // NOTE: Must be defined this way! 110 doesn't work!
#endif
"uniform mat4 projectionMatrix; \n"
"uniform mat4 modelviewMatrix; \n"
char vShaderStr[] = " #version 100 \n"
"attribute vec3 vertexPosition; \n"
"attribute vec2 vertexTexCoord; \n"
"attribute vec3 vertexNormal; \n"
"varying vec2 fragTexCoord; \n"
#endif
"uniform mat4 projectionMatrix; \n"
"uniform mat4 modelviewMatrix; \n"
"void main() \n"
"{ \n"
" fragTexCoord = vertexTexCoord; \n"
" gl_Position = projectionMatrix * modelviewMatrix * vec4(vertexPosition, 1.0); \n"
" gl_Position = projectionMatrix*modelviewMatrix*vec4(vertexPosition, 1.0); \n"
"} \n";
// Fragment shader directly defined, no external file required
#if defined(GRAPHICS_API_OPENGL_33)
char fShaderStr[] = " #version 330 \n" // NOTE: Actually, #version 110 (quivalent to #version 100 on ES2)
char fShaderStr[] = " #version 330 \n"
"in vec2 fragTexCoord; \n"
#elif defined(GRAPHICS_API_OPENGL_ES2)
char fShaderStr[] = " #version 100 \n" // NOTE: Must be defined this way! 110 doesn't work!
char fShaderStr[] = " #version 100 \n"
"precision mediump float; \n" // precision required for OpenGL ES2 (WebGL)
"varying vec2 fragTexCoord; \n"
#endif
"uniform sampler2D texture0; \n"
"varying vec2 fragTexCoord; \n"
"uniform vec4 tintColor; \n"
"void main() \n"
"{ \n"
" gl_FragColor = texture2D(texture0, fragTexCoord) * tintColor; \n"
" vec4 texelColor = texture2D(texture0, fragTexCoord); \n" // NOTE: texture2D() is deprecated on OpenGL 3.3 and ES 3.0, use texture() instead
" gl_FragColor = texelColor*tintColor; \n"
"} \n";
shader.id = rlglLoadShaderFromText(vShaderStr, fShaderStr);
@ -2692,4 +2712,54 @@ void TraceLog(int msgType, const char *text, ...)
if (msgType == ERROR) exit(1);
}
#endif
#endif
static char **StringSplit(char *baseString, const char delimiter, int *numExt)
{
char **result = 0;
int count = 0;
char *tmp = baseString;
char *lastComma = 0;
char delim[2];
delim[0] = delimiter;
delim[1] = 0;
// Count how many elements will be extracted
while (*tmp)
{
if (delimiter == *tmp)
{
count++;
lastComma = tmp;
}
tmp++;
}
// Add space for trailing token
count += lastComma < (baseString + strlen(baseString) - 1);
// Add space for terminating null string
count++;
result = malloc(sizeof(char *)*count);
if (result)
{
int idx = 0;
char *token = strtok(baseString, delim);
while (token)
{
*(result + idx++) = token;
token = strtok(0, delim);
}
*(result + idx) = 0;
}
*numExt = (count - 1);
return result;
}

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