diff options
Diffstat (limited to 'src/rlgl.h')
| -rw-r--r-- | src/rlgl.h | 124 |
1 files changed, 66 insertions, 58 deletions
@@ -32,15 +32,15 @@ //#define RLGL_STANDALONE // NOTE: To use rlgl as standalone lib, just uncomment this line #ifndef RLGL_STANDALONE - #include "raylib.h" // Required for typedef(s): Model, Shader, Texture2D - #include "utils.h" // Required for function TraceLog() + #include "raylib.h" // Required for: Model, Shader, Texture2D + #include "utils.h" // Required for: TraceLog() #endif #ifdef RLGL_STANDALONE #define RAYMATH_STANDALONE #endif -#include "raymath.h" // Required for types: Vector3, Matrix +#include "raymath.h" // Required for: Vector3, Matrix // Select desired OpenGL version // NOTE: Those preprocessor defines are only used on rlgl module, @@ -130,51 +130,43 @@ typedef enum { OPENGL_11 = 1, OPENGL_33, OPENGL_ES_20 } GlVersion; COMPRESSED_ASTC_4x4_RGBA, // 8 bpp COMPRESSED_ASTC_8x8_RGBA // 2 bpp } TextureFormat; - - // Bounding box type - typedef struct BoundingBox { - Vector3 min; - Vector3 max; - } BoundingBox; // Vertex data definning a mesh typedef struct Mesh { - int vertexCount; // number of vertices stored in arrays - 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 *texcoords2; // vertex second texture coordinates (useful for lightmaps) (shader-location = 5) - float *normals; // vertex normals (XYZ - 3 components per vertex) (shader-location = 2) - float *tangents; // vertex tangents (XYZ - 3 components per vertex) (shader-location = 4) - unsigned char *colors; // vertex colors (RGBA - 4 components per vertex) (shader-location = 3) - unsigned short *indices; // vertex indices (in case vertex data comes indexed) - int triangleCount; // number of triangles stored (indexed or not) - - BoundingBox bounds; // mesh limits defined by min and max points - - unsigned int vaoId; // OpenGL Vertex Array Object id - unsigned int vboId[7]; // OpenGL Vertex Buffer Objects id (7 types of vertex data) + int vertexCount; // number of vertices stored in arrays + int triangleCount; // number of triangles stored (indexed or not) + 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 *texcoords2; // vertex second texture coordinates (useful for lightmaps) (shader-location = 5) + float *normals; // vertex normals (XYZ - 3 components per vertex) (shader-location = 2) + float *tangents; // vertex tangents (XYZ - 3 components per vertex) (shader-location = 4) + unsigned char *colors; // vertex colors (RGBA - 4 components per vertex) (shader-location = 3) + unsigned short *indices;// vertex indices (in case vertex data comes indexed) + + unsigned int vaoId; // OpenGL Vertex Array Object id + unsigned int vboId[7]; // OpenGL Vertex Buffer Objects id (7 types of vertex data) } Mesh; // Shader type (generic shader) typedef struct Shader { - unsigned int id; // Shader program id + unsigned int id; // Shader program id // Vertex attributes locations (default locations) - int vertexLoc; // Vertex attribute location point (default-location = 0) - int texcoordLoc; // Texcoord attribute location point (default-location = 1) - int normalLoc; // Normal attribute location point (default-location = 2) - int colorLoc; // Color attibute location point (default-location = 3) - int tangentLoc; // Tangent attribute location point (default-location = 4) - int texcoord2Loc; // Texcoord2 attribute location point (default-location = 5) + int vertexLoc; // Vertex attribute location point (default-location = 0) + int texcoordLoc; // Texcoord attribute location point (default-location = 1) + int normalLoc; // Normal attribute location point (default-location = 2) + int colorLoc; // Color attibute location point (default-location = 3) + int tangentLoc; // Tangent attribute location point (default-location = 4) + int texcoord2Loc; // Texcoord2 attribute location point (default-location = 5) // Uniform locations - int mvpLoc; // ModelView-Projection matrix uniform location point (vertex shader) - int tintColorLoc; // Color uniform location point (fragment shader) + int mvpLoc; // ModelView-Projection matrix uniform location point (vertex shader) + int tintColorLoc; // Color uniform location point (fragment shader) // Texture map locations (generic for any kind of map) - int mapTexture0Loc; // Map texture uniform location point (default-texture-unit = 0) - int mapTexture1Loc; // Map texture uniform location point (default-texture-unit = 1) - int mapTexture2Loc; // Map texture uniform location point (default-texture-unit = 2) + int mapTexture0Loc; // Map texture uniform location point (default-texture-unit = 0) + int mapTexture1Loc; // Map texture uniform location point (default-texture-unit = 1) + int mapTexture2Loc; // Map texture uniform location point (default-texture-unit = 2) } Shader; // Texture2D type @@ -196,36 +188,46 @@ typedef enum { OPENGL_11 = 1, OPENGL_33, OPENGL_ES_20 } GlVersion; // Material type typedef struct Material { - Shader shader; // Standard shader (supports 3 map types: diffuse, normal, specular) + Shader shader; // Standard shader (supports 3 map types: diffuse, normal, specular) - Texture2D texDiffuse; // Diffuse texture - Texture2D texNormal; // Normal texture - Texture2D texSpecular; // Specular texture - - Color colTint; // Tint color - Color colDiffuse; // Diffuse color - Color colAmbient; // Ambient color - Color colSpecular; // Specular color + Texture2D texDiffuse; // Diffuse texture + Texture2D texNormal; // Normal texture + Texture2D texSpecular; // Specular texture + + Color colDiffuse; // Diffuse color + Color colAmbient; // Ambient color + Color colSpecular; // Specular color - float glossiness; // Glossiness level (Ranges from 0 to 1000) + float glossiness; // Glossiness level (Ranges from 0 to 1000) } Material; + // Camera type, defines a camera position/orientation in 3d space + typedef struct Camera { + Vector3 position; // Camera position + Vector3 target; // Camera target it looks-at + Vector3 up; // Camera up vector (rotation over its axis) + float fovy; // Camera field-of-view apperture in Y (degrees) + } Camera; + // Light type typedef struct LightData { - int id; - int type; // LIGHT_POINT, LIGHT_DIRECTIONAL, LIGHT_SPOT - bool enabled; + unsigned int id; // Light unique id + int type; // Light type: LIGHT_POINT, LIGHT_DIRECTIONAL, LIGHT_SPOT + bool enabled; // Light enabled - Vector3 position; - Vector3 target; // Used on LIGHT_DIRECTIONAL and LIGHT_SPOT (cone direction target) - float radius; // Lost of light intensity with distance (world distance) + Vector3 position; // Light position + Vector3 target; // Light target: LIGHT_DIRECTIONAL and LIGHT_SPOT (cone direction target) + float radius; // Light attenuation radius light intensity reduced with distance (world distance) - Color diffuse; // Use Vector3 diffuse - float intensity; + Color diffuse; // Light diffuse color + float intensity; // Light intensity level - float coneAngle; // Spot light max angle + float coneAngle; // Light cone max angle: LIGHT_SPOT } LightData, *Light; - + + // Light types + typedef enum { LIGHT_POINT, LIGHT_DIRECTIONAL, LIGHT_SPOT } LightType; + // Color blending modes (pre-defined) typedef enum { BLEND_ALPHA = 0, BLEND_ADDITIVE, BLEND_MULTIPLIED } BlendMode; #endif @@ -317,9 +319,9 @@ void *rlglReadTexturePixels(Texture2D texture); // Read text //------------------------------------------------------------------------------------ Shader LoadShader(char *vsFileName, char *fsFileName); // Load a custom shader and bind default locations void UnloadShader(Shader shader); // Unload a custom shader from memory -void SetCustomShader(Shader shader); // Set custom shader to be used in batch draw -void SetDefaultShader(void); // Set default shader to be used in batch draw + Shader GetDefaultShader(void); // Get default shader +Shader GetStandardShader(void); // Get default shader Texture2D GetDefaultTexture(void); // Get default texture int GetShaderLocation(Shader shader, const char *uniformName); // Get shader uniform location @@ -327,7 +329,13 @@ void SetShaderValue(Shader shader, int uniformLoc, float *value, int size); // S void SetShaderValuei(Shader shader, int uniformLoc, int *value, int size); // Set shader uniform value (int) void SetShaderValueMatrix(Shader shader, int uniformLoc, Matrix mat); // Set shader uniform value (matrix 4x4) -void SetBlendMode(int mode); // Set blending mode (alpha, additive, multiplied) +void SetMatrixProjection(Matrix proj); // Set a custom projection matrix (replaces internal projection matrix) +void SetMatrixModelview(Matrix view); // Set a custom modelview matrix (replaces internal modelview matrix) + +void BeginShaderMode(Shader shader); // Begin custom shader drawing +void EndShaderMode(void); // End custom shader drawing (use default shader) +void BeginBlendMode(int mode); // Begin blending mode (alpha, additive, multiplied) +void EndBlendMode(void); // End blending mode (reset to default: alpha blending) Light CreateLight(int type, Vector3 position, Color diffuse); // Create a new light, initialize it and add to pool void DestroyLight(Light light); // Destroy a light and take it out of the list |