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This commit is contained in:
Richard Smith 2024-10-16 02:44:36 +01:00
parent b0da316441
commit d17d3abb92
4 changed files with 173 additions and 98 deletions
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81
raylib/rlgl.h.modified
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@ -1,6 +1,6 @@
/**********************************************************************************************
*
* rlgl v4.5 - A multi-OpenGL abstraction layer with an immediate-mode style API
* rlgl v5.0 - A multi-OpenGL abstraction layer with an immediate-mode style API
*
* DESCRIPTION:
* An abstraction layer for multiple OpenGL versions (1.1, 2.1, 3.3 Core, 4.3 Core, ES 2.0)
@ -62,18 +62,21 @@
* When loading a shader, the following vertex attributes and uniform
* location names are tried to be set automatically:
*
* #define RL_DEFAULT_SHADER_ATTRIB_NAME_POSITION "vertexPosition" // Bound by default to shader location: 0
* #define RL_DEFAULT_SHADER_ATTRIB_NAME_TEXCOORD "vertexTexCoord" // Bound by default to shader location: 1
* #define RL_DEFAULT_SHADER_ATTRIB_NAME_NORMAL "vertexNormal" // Bound by default to shader location: 2
* #define RL_DEFAULT_SHADER_ATTRIB_NAME_COLOR "vertexColor" // Bound by default to shader location: 3
* #define RL_DEFAULT_SHADER_ATTRIB_NAME_TANGENT "vertexTangent" // Bound by default to shader location: 4
* #define RL_DEFAULT_SHADER_ATTRIB_NAME_TEXCOORD2 "vertexTexCoord2" // Bound by default to shader location: 5
* #define RL_DEFAULT_SHADER_ATTRIB_NAME_POSITION "vertexPosition" // Bound by default to shader location: RL_DEFAULT_SHADER_ATTRIB_LOCATION_POSITION
* #define RL_DEFAULT_SHADER_ATTRIB_NAME_TEXCOORD "vertexTexCoord" // Bound by default to shader location: RL_DEFAULT_SHADER_ATTRIB_LOCATION_TEXCOORD
* #define RL_DEFAULT_SHADER_ATTRIB_NAME_NORMAL "vertexNormal" // Bound by default to shader location: RL_DEFAULT_SHADER_ATTRIB_LOCATION_NORMAL
* #define RL_DEFAULT_SHADER_ATTRIB_NAME_COLOR "vertexColor" // Bound by default to shader location: RL_DEFAULT_SHADER_ATTRIB_LOCATION_COLOR
* #define RL_DEFAULT_SHADER_ATTRIB_NAME_TANGENT "vertexTangent" // Bound by default to shader location: RL_DEFAULT_SHADER_ATTRIB_LOCATION_TANGENT
* #define RL_DEFAULT_SHADER_ATTRIB_NAME_TEXCOORD2 "vertexTexCoord2" // Bound by default to shader location: RL_DEFAULT_SHADER_ATTRIB_LOCATION_TEXCOORD2
* #define RL_DEFAULT_SHADER_ATTRIB_NAME_BONEIDS "vertexBoneIds" // Bound by default to shader location: RL_DEFAULT_SHADER_ATTRIB_LOCATION_BONEIDS
* #define RL_DEFAULT_SHADER_ATTRIB_NAME_BONEWEIGHTS "vertexBoneWeights" // Bound by default to shader location: RL_DEFAULT_SHADER_ATTRIB_LOCATION_BONEWEIGHTS
* #define RL_DEFAULT_SHADER_UNIFORM_NAME_MVP "mvp" // model-view-projection matrix
* #define RL_DEFAULT_SHADER_UNIFORM_NAME_VIEW "matView" // view matrix
* #define RL_DEFAULT_SHADER_UNIFORM_NAME_PROJECTION "matProjection" // projection matrix
* #define RL_DEFAULT_SHADER_UNIFORM_NAME_MODEL "matModel" // model matrix
* #define RL_DEFAULT_SHADER_UNIFORM_NAME_NORMAL "matNormal" // normal matrix (transpose(inverse(matModelView))
* #define RL_DEFAULT_SHADER_UNIFORM_NAME_NORMAL "matNormal" // normal matrix (transpose(inverse(matModelView)))
* #define RL_DEFAULT_SHADER_UNIFORM_NAME_COLOR "colDiffuse" // color diffuse (base tint color, multiplied by texture color)
* #define RL_DEFAULT_SHADER_UNIFORM_NAME_BONE_MATRICES "boneMatrices" // bone matrices
* #define RL_DEFAULT_SHADER_SAMPLER2D_NAME_TEXTURE0 "texture0" // texture0 (texture slot active 0)
* #define RL_DEFAULT_SHADER_SAMPLER2D_NAME_TEXTURE1 "texture1" // texture1 (texture slot active 1)
* #define RL_DEFAULT_SHADER_SAMPLER2D_NAME_TEXTURE2 "texture2" // texture2 (texture slot active 2)
@ -85,7 +88,7 @@
*
* LICENSE: zlib/libpng
*
* Copyright (c) 2014-2023 Ramon Santamaria (@raysan5)
* Copyright (c) 2014-2024 Ramon Santamaria (@raysan5)
*
* This software is provided "as-is", without any express or implied warranty. In no event
* will the authors be held liable for any damages arising from the use of this software.
@ -103,8 +106,9 @@
* 3. This notice may not be removed or altered from any source distribution.
*
**********************************************************************************************/
// Function specifiers in case library is build/used as a shared library (Windows)
// Function specifiers in case library is build/used as a shared library
// NOTE: Microsoft specifiers to tell compiler that symbols are imported/exported from a .dll
// NOTE: visibility(default) attribute makes symbols "visible" when compiled with -fvisibility=hidden
// Function specifiers definition
// Support TRACELOG macros
// Allow custom memory allocators
@ -133,6 +137,7 @@
// GL Shader type
// GL blending factors
// GL blending functions/equations
// Default shader vertex attribute locations
//----------------------------------------------------------------------------------
// Types and Structures Definition
//----------------------------------------------------------------------------------
@ -141,10 +146,11 @@ typedef struct rlVertexBuffer {
int elementCount; // Number of elements in the buffer (QUADS)
float *vertices; // Vertex position (XYZ - 3 components per vertex) (shader-location = 0)
float *texcoords; // Vertex texture coordinates (UV - 2 components per vertex) (shader-location = 1)
float *normals; // Vertex normal (XYZ - 3 components per vertex) (shader-location = 2)
unsigned char *colors; // Vertex colors (RGBA - 4 components per vertex) (shader-location = 3)
unsigned int *indices; // Vertex indices (in case vertex data comes indexed) (6 indices per quad)
unsigned int vaoId; // OpenGL Vertex Array Object id
unsigned int vboId[4]; // OpenGL Vertex Buffer Objects id (4 types of vertex data)
unsigned int vboId[5]; // OpenGL Vertex Buffer Objects id (5 types of vertex data)
} rlVertexBuffer;
// Draw call type
// NOTE: Only texture changes register a new draw, other state-change-related elements are not
@ -279,6 +285,10 @@ typedef enum {
RL_SHADER_UNIFORM_IVEC2, // Shader uniform type: ivec2 (2 int)
RL_SHADER_UNIFORM_IVEC3, // Shader uniform type: ivec3 (3 int)
RL_SHADER_UNIFORM_IVEC4, // Shader uniform type: ivec4 (4 int)
RL_SHADER_UNIFORM_UINT, // Shader uniform type: unsigned int
RL_SHADER_UNIFORM_UIVEC2, // Shader uniform type: uivec2 (2 unsigned int)
RL_SHADER_UNIFORM_UIVEC3, // Shader uniform type: uivec3 (3 unsigned int)
RL_SHADER_UNIFORM_UIVEC4, // Shader uniform type: uivec4 (4 unsigned int)
RL_SHADER_UNIFORM_SAMPLER2D // Shader uniform type: sampler2d
} rlShaderUniformDataType;
// Shader attribute data types
@ -332,6 +342,9 @@ typedef enum {
void rlFrustum(double left, double right, double bottom, double top, double znear, double zfar);
void rlOrtho(double left, double right, double bottom, double top, double znear, double zfar);
void rlViewport(int x, int y, int width, int height); // Set the viewport area
void rlSetClipPlanes(double nearPlane, double farPlane); // Set clip planes distances
double rlGetCullDistanceNear(void); // Get cull plane distance near
double rlGetCullDistanceFar(void); // Get cull plane distance far
//------------------------------------------------------------------------------------
// Functions Declaration - Vertex level operations
//------------------------------------------------------------------------------------
@ -355,10 +368,10 @@ typedef enum {
void rlDisableVertexArray(void); // Disable vertex array (VAO, if supported)
void rlEnableVertexBuffer(unsigned int id); // Enable vertex buffer (VBO)
void rlDisableVertexBuffer(void); // Disable vertex buffer (VBO)
void rlEnableVertexBufferElement(unsigned int id);// Enable vertex buffer element (VBO element)
void rlEnableVertexBufferElement(unsigned int id); // Enable vertex buffer element (VBO element)
void rlDisableVertexBufferElement(void); // Disable vertex buffer element (VBO element)
void rlEnableVertexAttribute(unsigned int index); // Enable vertex attribute index
void rlDisableVertexAttribute(unsigned int index);// Disable vertex attribute index
void rlDisableVertexAttribute(unsigned int index); // Disable vertex attribute index
// Textures state
void rlActiveTextureSlot(int slot); // Select and active a texture slot
void rlEnableTexture(unsigned int id); // Enable texture
@ -373,8 +386,10 @@ typedef enum {
// Framebuffer state
void rlEnableFramebuffer(unsigned int id); // Enable render texture (fbo)
void rlDisableFramebuffer(void); // Disable render texture (fbo), return to default framebuffer
unsigned int rlGetActiveFramebuffer(void); // Get the currently active render texture (fbo), 0 for default framebuffer
void rlActiveDrawBuffers(int count); // Activate multiple draw color buffers
void rlBlitFramebuffer(int srcX, int srcY, int srcWidth, int srcHeight, int dstX, int dstY, int dstWidth, int dstHeight, int bufferMask); // Blit active framebuffer to main framebuffer
void rlBindFramebuffer(unsigned int target, unsigned int framebuffer); // Bind framebuffer (FBO)
// General render state
void rlEnableColorBlend(void); // Enable color blending
void rlDisableColorBlend(void); // Disable color blending
@ -384,13 +399,14 @@ typedef enum {
void rlDisableDepthMask(void); // Disable depth write
void rlEnableBackfaceCulling(void); // Enable backface culling
void rlDisableBackfaceCulling(void); // Disable backface culling
void rlColorMask(bool r, bool g, bool b, bool a); // Color mask control
void rlSetCullFace(int mode); // Set face culling mode
void rlEnableScissorTest(void); // Enable scissor test
void rlDisableScissorTest(void); // Disable scissor test
void rlScissor(int x, int y, int width, int height); // Scissor test
void rlEnableWireMode(void); // Enable wire mode
void rlEnablePointMode(void); // Enable point mode
void rlDisableWireMode(void); // Disable wire mode ( and point ) maybe rename
void rlEnablePointMode(void); // Enable point mode
void rlDisableWireMode(void); // Disable wire (and point) mode
void rlSetLineWidth(float width); // Set the line drawing width
float rlGetLineWidth(void); // Get the line drawing width
void rlEnableSmoothLines(void); // Enable line aliasing
@ -432,24 +448,24 @@ typedef enum {
//------------------------------------------------------------------------------------------------------------------------
// Vertex buffers management
unsigned int rlLoadVertexArray(void); // Load vertex array (vao) if supported
unsigned int rlLoadVertexBuffer(const void *buffer, int size, bool dynamic); // Load a vertex buffer attribute
unsigned int rlLoadVertexBufferElement(const void *buffer, int size, bool dynamic); // Load a new attributes element buffer
void rlUpdateVertexBuffer(unsigned int bufferId, const void *data, int dataSize, int offset); // Update GPU buffer with new data
void rlUpdateVertexBufferElements(unsigned int id, const void *data, int dataSize, int offset); // Update vertex buffer elements with new data
void rlUnloadVertexArray(unsigned int vaoId);
void rlUnloadVertexBuffer(unsigned int vboId);
void rlSetVertexAttribute(unsigned int index, int compSize, int type, bool normalized, int stride, const void *pointer);
void rlSetVertexAttributeDivisor(unsigned int index, int divisor);
void rlSetVertexAttributeDefault(int locIndex, const void *value, int attribType, int count); // Set vertex attribute default value
void rlDrawVertexArray(int offset, int count);
void rlDrawVertexArrayElements(int offset, int count, const void *buffer);
void rlDrawVertexArrayInstanced(int offset, int count, int instances);
void rlDrawVertexArrayElementsInstanced(int offset, int count, const void *buffer, int instances);
unsigned int rlLoadVertexBuffer(const void *buffer, int size, bool dynamic); // Load a vertex buffer object
unsigned int rlLoadVertexBufferElement(const void *buffer, int size, bool dynamic); // Load vertex buffer elements object
void rlUpdateVertexBuffer(unsigned int bufferId, const void *data, int dataSize, int offset); // Update vertex buffer object data on GPU buffer
void rlUpdateVertexBufferElements(unsigned int id, const void *data, int dataSize, int offset); // Update vertex buffer elements data on GPU buffer
void rlUnloadVertexArray(unsigned int vaoId); // Unload vertex array (vao)
void rlUnloadVertexBuffer(unsigned int vboId); // Unload vertex buffer object
void rlSetVertexAttribute(unsigned int index, int compSize, int type, bool normalized, int stride, int offset); // Set vertex attribute data configuration
void rlSetVertexAttributeDivisor(unsigned int index, int divisor); // Set vertex attribute data divisor
void rlSetVertexAttributeDefault(int locIndex, const void *value, int attribType, int count); // Set vertex attribute default value, when attribute to provided
void rlDrawVertexArray(int offset, int count); // Draw vertex array (currently active vao)
void rlDrawVertexArrayElements(int offset, int count, const void *buffer); // Draw vertex array elements
void rlDrawVertexArrayInstanced(int offset, int count, int instances); // Draw vertex array (currently active vao) with instancing
void rlDrawVertexArrayElementsInstanced(int offset, int count, const void *buffer, int instances); // Draw vertex array elements with instancing
// Textures management
unsigned int rlLoadTexture(const void *data, int width, int height, int format, int mipmapCount); // Load texture in GPU
unsigned int rlLoadTexture(const void *data, int width, int height, int format, int mipmapCount); // Load texture data
unsigned int rlLoadTextureDepth(int width, int height, bool useRenderBuffer); // Load depth texture/renderbuffer (to be attached to fbo)
unsigned int rlLoadTextureCubemap(const void *data, int size, int format); // Load texture cubemap
void rlUpdateTexture(unsigned int id, int offsetX, int offsetY, int width, int height, int format, const void *data); // Update GPU texture with new data
unsigned int rlLoadTextureCubemap(const void *data, int size, int format); // Load texture cubemap data
void rlUpdateTexture(unsigned int id, int offsetX, int offsetY, int width, int height, int format, const void *data); // Update texture with new data on GPU
void rlGetGlTextureFormats(int format, unsigned int *glInternalFormat, unsigned int *glFormat, unsigned int *glType); // Get OpenGL internal formats
const char *rlGetPixelFormatName(unsigned int format); // Get name string for pixel format
void rlUnloadTexture(unsigned int id); // Unload texture from GPU memory
@ -457,7 +473,7 @@ typedef enum {
void *rlReadTexturePixels(unsigned int id, int width, int height, int format); // Read texture pixel data
unsigned char *rlReadScreenPixels(int width, int height); // Read screen pixel data (color buffer)
// Framebuffer management (fbo)
unsigned int rlLoadFramebuffer(int width, int height); // Load an empty framebuffer
unsigned int rlLoadFramebuffer(void); // Load an empty framebuffer
void rlFramebufferAttach(unsigned int fboId, unsigned int texId, int attachType, int texType, int mipLevel); // Attach texture/renderbuffer to a framebuffer
bool rlFramebufferComplete(unsigned int id); // Verify framebuffer is complete
void rlUnloadFramebuffer(unsigned int id); // Delete framebuffer from GPU
@ -470,6 +486,7 @@ typedef enum {
int rlGetLocationAttrib(unsigned int shaderId, const char *attribName); // Get shader location attribute
void rlSetUniform(int locIndex, const void *value, int uniformType, int count); // Set shader value uniform
void rlSetUniformMatrix(int locIndex, Matrix mat); // Set shader value matrix
void rlSetUniformMatrices(int locIndex, const Matrix *mat, int count); // Set shader value matrices
void rlSetUniformSampler(int locIndex, unsigned int textureId); // Set shader value sampler
void rlSetShader(unsigned int id, int *locs); // Set shader currently active (id and locations)
// Compute shader management