diff options
Diffstat (limited to 'src/rlgl.c')
| -rw-r--r-- | src/rlgl.c | 268 |
1 files changed, 262 insertions, 6 deletions
@@ -1224,18 +1224,19 @@ int lrlglDrawVertexArrayElementsInstanced( lua_State *L ) { */ /* -> id = RL.rlLoadTexture( Vector2 size, int format, int mipmapCount ) +> id = RL.rlLoadTexture( Buffer data, Vector2 size, int format, int mipmapCount ) Load texture in GPU - Success return int */ int lrlglLoadTexture( lua_State *L ) { - Vector2 size = uluaGetVector2( L, 1 ); - int format = luaL_checkinteger( L, 2 ); - int mipmapCount = luaL_checkinteger( L, 3 ); + Buffer *data = uluaGetBuffer( L, 1 ); + Vector2 size = uluaGetVector2( L, 2 ); + int format = luaL_checkinteger( L, 3 ); + int mipmapCount = luaL_checkinteger( L, 4 ); - lua_pushinteger( L, rlLoadTexture( NULL, size.x, size.y, format, mipmapCount ) ); + lua_pushinteger( L, rlLoadTexture( data->data, size.x, size.y, format, mipmapCount ) ); return 1; } @@ -1257,17 +1258,154 @@ int lrlglLoadTextureDepth( lua_State *L ) { } /* +> id = RL.rlLoadTextureCubemap( Buffer data, int size, int format ) + +Load texture cubemap + +- Success return int +*/ +int lrlglLoadTextureCubemap( lua_State *L ) { + Buffer *data = uluaGetBuffer( L, 1 ); + int size = luaL_checkinteger( L, 2 ); + int format = luaL_checkinteger( L, 3 ); + + lua_pushinteger( L, rlLoadTextureCubemap( data->data, size, format ) ); + + return 1; +} + +/* +> RL.rlUpdateTexture( int id, Vector2 offset, Vector2 size, int format, Buffer data ) + +Update GPU texture with new data +*/ +int lrlglUpdateTexture( lua_State *L ) { + unsigned int id = (unsigned int)luaL_checkinteger( L, 1 ); + Vector2 offset = uluaGetVector2( L, 2 ); + Vector2 size = uluaGetVector2( L, 3 ); + int format = luaL_checkinteger( L, 4 ); + Buffer *data = uluaGetBuffer( L, 5 ); + + rlUpdateTexture( id, (int)offset.x, (int)offset.y, (int)size.x, (int)size.y, format, data->data ); + + return 1; +} + +/* +> glInternalFormat, glFormat, glType = RL.rlGetGlTextureFormats( int format ) + +Get OpenGL internal formats + +- Success return int, int, int +*/ +int lrlglGetGlTextureFormats( lua_State *L ) { + int format = luaL_checkinteger( L, 1 ); + + unsigned int glInternalFormat, glFormat, glType; + rlGetGlTextureFormats( format, &glInternalFormat, &glFormat, &glType ); + + lua_pushinteger( L, glInternalFormat ); + lua_pushinteger( L, glFormat ); + lua_pushinteger( L, glType ); + + return 3; +} + +/* +> name = RL.rlGetPixelFormatName( int format ) + +Get name string for pixel format + +- Success return string +*/ +int lrlglGetPixelFormatName( lua_State *L ) { + int format = luaL_checkinteger( L, 1 ); + + lua_pushstring( L, rlGetPixelFormatName( format ) ); + + return 1; +} + +/* > RL.rlUnloadTexture( int id ) Unload texture from GPU memory */ int lrlglUnloadTexture( lua_State *L ) { - rlUnloadTexture( luaL_checkinteger( L, 1 ) ); + rlUnloadTexture( (unsigned int)luaL_checkinteger( L, 1 ) ); return 0; } /* +> mipmapCount = RL.rlGenTextureMipmaps( int id, Vector2 size, int format ) + +Generate mipmap data for selected texture + +- Success return int +*/ +int lrlglGenTextureMipmaps( lua_State *L ) { + unsigned int id = (unsigned int)luaL_checkinteger( L, 1 ); + Vector2 size = uluaGetVector2( L, 2 ); + int format = luaL_checkinteger( L, 3 ); + + int mipmaps = 0; + rlGenTextureMipmaps( id, (int)size.x, (int)size.y, format, &mipmaps ); + + lua_pushinteger( L, mipmaps ); + + return 1; +} + +/* +> data = RL.rlReadTexturePixels( int id, Vector2 size, int format ) + +Read texture pixel data + +- Success return Buffer +*/ +int lrlglReadTexturePixels( lua_State *L ) { + unsigned int id = (unsigned int)luaL_checkinteger( L, 1 ); + Vector2 size = uluaGetVector2( L, 2 ); + int format = luaL_checkinteger( L, 3 ); + + size_t dataSize = GetPixelDataSize( size.x, size.y, format ); + Buffer data = { + .type = BUFFER_UNSIGNED_CHAR, + .size = dataSize, + .data = malloc( dataSize ) + }; + data.data = rlReadTexturePixels( id, (int)size.x, (int)size.y, format ); + + uluaPushBuffer( L, data ); + + return 1; +} + +/* +> data = RL.rlReadScreenPixels( Vector2 size ) + +Read screen pixel data (color buffer) + +- Success return Buffer +*/ +int lrlglReadScreenPixels( lua_State *L ) { + Vector2 size = uluaGetVector2( L, 1 ); + + size_t dataSize = (int)size.x * (int)size.y * 4 * sizeof(unsigned char); + Buffer data = { + .type = BUFFER_UNSIGNED_CHAR, + .size = dataSize, + .data = malloc( dataSize ) + }; + data.data = rlReadScreenPixels( (int)size.x, (int)size.y ); + + uluaPushBuffer( L, data ); + + return 1; +} + +/* ## RLGL - Framebuffer management (fbo) */ @@ -1526,6 +1664,124 @@ int lrlglComputeShaderDispatch( lua_State *L ) { } /* +## RLGL - Shader buffer storage object management (ssbo) +*/ + +/* +> buffer = RL.rlLoadShaderBuffer( int size, Buffer data, int usageHint ) + +Load shader storage buffer object (SSBO) + +- Success return int +*/ +int lrlglLoadShaderBuffer( lua_State *L ) { + unsigned int size = (unsigned int)luaL_checkinteger( L, 1 ); + Buffer *data = uluaGetBuffer( L, 2 ); + int usageHint = luaL_checkinteger( L, 3 ); + + lua_pushinteger( L, rlLoadShaderBuffer( size, data->data, usageHint ) ); + + return 1; +} + +/* +> RL.rlUnloadShaderBuffer( int ssboId ) + +Unload shader storage buffer object (SSBO) +*/ +int lrlglUnloadShaderBuffer( lua_State *L ) { + unsigned int ssboId = (unsigned int)luaL_checkinteger( L, 1 ); + + rlUnloadShaderBuffer( ssboId ); + + return 0; +} + +/* +> RL.rlUpdateShaderBuffer( int id, Buffer data, int offset ) + +Update SSBO buffer data +*/ +int lrlglUpdateShaderBuffer( lua_State *L ) { + unsigned int id = (unsigned int)luaL_checkinteger( L, 1 ); + Buffer *data = uluaGetBuffer( L, 2 ); + unsigned int offset = (unsigned int)luaL_checkinteger( L, 3 ); + + rlUpdateShaderBuffer( id, data->data, data->size, offset ); + + return 0; +} + +/* +> RL.rlBindShaderBuffer( int id, int index ) + +Bind SSBO buffer +*/ +int lrlglBindShaderBuffer( lua_State *L ) { + unsigned int id = (unsigned int)luaL_checkinteger( L, 1 ); + unsigned int index = (unsigned int)luaL_checkinteger( L, 2 ); + + rlBindShaderBuffer( id, index ); + + return 0; +} + +/* +> data = RL.rlReadShaderBuffer( int id, int count, int offset ) + +Read SSBO buffer data (GPU->CPU) + +- Success return Buffer +*/ +int lrlglReadShaderBuffer( lua_State *L ) { + unsigned int id = (unsigned int)luaL_checkinteger( L, 1 ); + unsigned int count = (unsigned int)luaL_checkinteger( L, 2 ); + unsigned int offset = (unsigned int)luaL_checkinteger( L, 3 ); + + Buffer dest = { + .type = BUFFER_UNSIGNED_CHAR, + .size = count, + .data = malloc( count * sizeof( unsigned char ) ) + }; + rlReadShaderBuffer( id, &dest.data, count, offset ); + uluaPushBuffer( L, dest ); + + return 1; +} + +/* +> RL.rlCopyShaderBuffer( int destId, int srcId, int destOffset, int srcOffset, int count ) + +Copy SSBO data between buffers +*/ +int lrlglCopyShaderBuffer( lua_State *L ) { + unsigned int destId = (unsigned int)luaL_checkinteger( L, 1 ); + unsigned int srcId = (unsigned int)luaL_checkinteger( L, 2 ); + unsigned int destOffset = (unsigned int)luaL_checkinteger( L, 3 ); + unsigned int srcOffset = (unsigned int)luaL_checkinteger( L, 4 ); + unsigned int count = (unsigned int)luaL_checkinteger( L, 5 ); + + rlCopyShaderBuffer( destId, srcId, destOffset, srcOffset, count ); + + return 0; +} + +/* +> size = RL.rlGetShaderBufferSize( int id ) + +Get SSBO buffer size + +- Success return int +*/ +int lrlglGetShaderBufferSize( lua_State *L ) { + unsigned int id = (unsigned int)luaL_checkinteger( L, 1 ); + + lua_pushinteger( L, rlGetShaderBufferSize( id ) ); + + return 1; +} + +/* ## RLGL - Buffer management */ |