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Working on materials PBR support

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This commit is contained in:
raysan5 2017-07-09 19:25:40 +02:00
parent d1c1eacfc6
commit 963933dec4
3 changed files with 21 additions and 13 deletions
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2
src/raylib.h
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@ -1034,6 +1034,8 @@ RLAPI void UnloadShader(Shader shader); // Unl
RLAPI Shader GetShaderDefault(void); // Get default shader
RLAPI Texture2D GetTextureDefault(void); // Get default texture
RLAPI Texture2D rlGenMapCubemap(Texture2D skyHDR, int size);
// Shader configuration functions
RLAPI int GetShaderLocation(Shader shader, const char *uniformName); // Get shader uniform location
RLAPI void SetShaderValue(Shader shader, int uniformLoc, float *value, int size); // Set shader uniform value (float)

30
src/rlgl.c
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@ -1736,10 +1736,8 @@ Texture2D rlGenMapCubemap(Texture2D skyHDR, int size)
// Set up depth face culling and cubemap seamless
// TODO: Review all those functions
glDepthFunc(GL_LEQUAL);
glDisable(GL_CULL_FACE);
glEnable(GL_TEXTURE_CUBE_MAP_SEAMLESS);
glLineWidth(2);
// Setup framebuffer
unsigned int fbo, rbo;
@ -1800,6 +1798,10 @@ Texture2D rlGenMapCubemap(Texture2D skyHDR, int size)
cubemap.width = size;
cubemap.height = size;
// Reset viewport dimensions to default
glViewport(0, 0, GetScreenWidth(), GetScreenHeight());
//glEnable(GL_CULL_FACE);
return cubemap;
}
@ -2257,7 +2259,7 @@ void rlLoadMesh(Mesh *mesh, bool dynamic)
if (vaoId > 0)
{
mesh->vaoId = vaoId;
TraceLog(INFO, "[VAO ID %i] Mesh uploaded successfully to VRAM (GPU)", mesh->vaoId);
TraceLog(INFO, "[VAO ID %i] Mesh uploaded successfully to VRAM (%i vertices)", mesh->vaoId, mesh->vertexCount);
}
else TraceLog(WARNING, "Mesh could not be uploaded to VRAM (GPU)");
}
@ -2388,7 +2390,11 @@ void rlDrawMesh(Mesh mesh, Material material, Matrix transform)
(float)material.maps[TEXMAP_DIFFUSE].color.a/255);
// TODO: Upload to shader material.colAmbient (if available)
//if (material.shader.locs[LOC_TEXTURE_COLOR02] != -1) glUniform4f(material.shader.locs[LOC_TEXTURE_COLOR02], (float)material.colAmbient.r/255, (float)material.colAmbient.g/255, (float)material.colAmbient.b/255, (float)material.colAmbient.a/255);
//if (material.shader.locs[LOC_TEXTURE_COLOR02] != -1)
// glUniform4f(material.shader.locs[LOC_TEXTURE_COLOR02], (float)material.colAmbient.r/255,
// (float)material.colAmbient.g/255,
// (float)material.colAmbient.b/255,
// (float)material.colAmbient.a/255);
// Upload to shader material.colSpecular (if available)
if (material.shader.locs[LOC_TEXTURE_COLOR03] != -1)
@ -2476,7 +2482,7 @@ void rlDrawMesh(Mesh mesh, Material material, Matrix transform)
glEnableVertexAttribArray(material.shader.locs[LOC_VERTEX_TEXCOORD02]);
}
if (mesh.indices != NULL) glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, quads.vboId[3]);
if (mesh.indices != NULL) glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, mesh.vboId[6]);
}
int eyesCount = 1;
@ -2505,12 +2511,9 @@ void rlDrawMesh(Mesh mesh, Material material, Matrix transform)
// Unbind all binded texture maps
for (int i = 0; i < MAX_MATERIAL_TEXTURE_MAPS; i++)
{
if (material.maps[i].tex.id > 0)
{
glActiveTexture(GL_TEXTURE0 + i); // Set shader active texture
if ((i == TEXMAP_IRRADIANCE) || (i == TEXMAP_PREFILTER) || (i == TEXMAP_CUBEMAP)) glBindTexture(GL_TEXTURE_CUBE_MAP, 0);
else glBindTexture(GL_TEXTURE_2D, 0); // Unbind current active texture
}
glActiveTexture(GL_TEXTURE0 + i); // Set shader active texture
if ((i == TEXMAP_IRRADIANCE) || (i == TEXMAP_PREFILTER) || (i == TEXMAP_CUBEMAP)) glBindTexture(GL_TEXTURE_CUBE_MAP, 0);
else glBindTexture(GL_TEXTURE_2D, 0); // Unbind current active texture
}
// Unind vertex array objects (or VBOs)
@ -3751,6 +3754,7 @@ static void DrawDefaultBuffers()
// Draw lines buffers
if (lines.vCounter > 0)
{
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, whiteTexture);
if (vaoSupported)
@ -3779,6 +3783,7 @@ static void DrawDefaultBuffers()
// Draw triangles buffers
if (triangles.vCounter > 0)
{
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, whiteTexture);
if (vaoSupported)
@ -3843,7 +3848,8 @@ static void DrawDefaultBuffers()
numIndicesToProcess = quadsCount*6; // Get number of Quads*6 index by Quad
//TraceLog(DEBUG, "Quads to render: %i - Vertex Count: %i", quadsCount, draws[i].vertexCount);
glActiveTexture(GL_TEXTURE0);
glBindTexture(GL_TEXTURE_2D, draws[i].textureId);
// NOTE: The final parameter tells the GPU the offset in bytes from the start of the index buffer to the location of the first index to process

2
src/rlgl.h
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@ -417,7 +417,7 @@ void rlUnloadMesh(Mesh *mesh); // Unload mesh
Vector3 rlUnproject(Vector3 source, Matrix proj, Matrix view); // Get world coordinates from screen coordinates
Texture2D rlGenMapCubemap(Texture2D cubemap, int size);
Texture2D rlGenMapCubemap(Texture2D skyHDR, int size);
Texture2D rlGenMapIrradiance(Texture2D cubemap, int size);
Texture2D rlGenMapPrefilter(Texture2D cubemap, int size);
Texture2D rlGenMapBRDF(Texture2D cubemap, int size);