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Add support for some integer texture formats

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callidus 2026-03-22 12:32:14 +00:00
parent 1b084ff9f2
commit 0e947eeda5
2 changed files with 14 additions and 2 deletions
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2
src/raylib.h
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@ -862,6 +862,8 @@ typedef enum {
PIXELFORMAT_UNCOMPRESSED_R16, // 16 bpp (1 channel - half float)
PIXELFORMAT_UNCOMPRESSED_R16G16B16, // 16*3 bpp (3 channels - half float)
PIXELFORMAT_UNCOMPRESSED_R16G16B16A16, // 16*4 bpp (4 channels - half float)
PIXELFORMAT_UNCOMPRESSED_R8G8B8A8UI, // 8*4 bpp (4 channels - unsigned integer)
PIXELFORMAT_UNCOMPRESSED_R8G8B8A8I, // 8*4 bpp (4 channels - integer)
PIXELFORMAT_COMPRESSED_DXT1_RGB, // 4 bpp (no alpha)
PIXELFORMAT_COMPRESSED_DXT1_RGBA, // 4 bpp (1 bit alpha)
PIXELFORMAT_COMPRESSED_DXT3_RGBA, // 8 bpp

14
src/rlgl.h
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@ -461,6 +461,8 @@ typedef enum {
RL_PIXELFORMAT_UNCOMPRESSED_R16, // 16 bpp (1 channel - half float)
RL_PIXELFORMAT_UNCOMPRESSED_R16G16B16, // 16*3 bpp (3 channels - half float)
RL_PIXELFORMAT_UNCOMPRESSED_R16G16B16A16, // 16*4 bpp (4 channels - half float)
RL_PIXELFORMAT_UNCOMPRESSED_R8G8B8A8UI, // 8*4 bpp (4 channels - unsigned integer)
RL_PIXELFORMAT_UNCOMPRESSED_R8G8B8A8I, // 8*4 bpp (4 channels - integer)
RL_PIXELFORMAT_COMPRESSED_DXT1_RGB, // 4 bpp (no alpha)
RL_PIXELFORMAT_COMPRESSED_DXT1_RGBA, // 4 bpp (1 bit alpha)
RL_PIXELFORMAT_COMPRESSED_DXT3_RGBA, // 8 bpp
@ -3522,7 +3524,9 @@ unsigned int rlLoadTextureCubemap(const void *data, int size, int format, int mi
if ((format == RL_PIXELFORMAT_UNCOMPRESSED_R32) ||
(format == RL_PIXELFORMAT_UNCOMPRESSED_R32G32B32A32) ||
(format == RL_PIXELFORMAT_UNCOMPRESSED_R16) ||
(format == RL_PIXELFORMAT_UNCOMPRESSED_R16G16B16A16)) TRACELOG(RL_LOG_WARNING, "TEXTURES: Cubemap requested format not supported");
(format == RL_PIXELFORMAT_UNCOMPRESSED_R16G16B16A16) ||
(format == RL_PIXELFORMAT_UNCOMPRESSED_R8G8B8A8UI) ||
(format == RL_PIXELFORMAT_UNCOMPRESSED_R8G8B8A8I) ) TRACELOG(RL_LOG_WARNING, "TEXTURES: Cubemap requested format not supported");
else glTexImage2D(GL_TEXTURE_CUBE_MAP_POSITIVE_X + face, mipmapLevel, glInternalFormat, mipSize, mipSize, 0, glFormat, glType, NULL);
}
else TRACELOG(RL_LOG_WARNING, "TEXTURES: Empty cubemap creation does not support compressed format");
@ -3653,6 +3657,8 @@ void rlGetGlTextureFormats(int format, unsigned int *glInternalFormat, unsigned
case RL_PIXELFORMAT_UNCOMPRESSED_R16: if (RLGL.ExtSupported.texFloat16) *glInternalFormat = GL_R16F; *glFormat = GL_RED; *glType = GL_HALF_FLOAT; break;
case RL_PIXELFORMAT_UNCOMPRESSED_R16G16B16: if (RLGL.ExtSupported.texFloat16) *glInternalFormat = GL_RGB16F; *glFormat = GL_RGB; *glType = GL_HALF_FLOAT; break;
case RL_PIXELFORMAT_UNCOMPRESSED_R16G16B16A16: if (RLGL.ExtSupported.texFloat16) *glInternalFormat = GL_RGBA16F; *glFormat = GL_RGBA; *glType = GL_HALF_FLOAT; break;
case RL_PIXELFORMAT_UNCOMPRESSED_R8G8B8A8UI: *glInternalFormat = GL_RGBA8UI; *glFormat = GL_RGBA_INTEGER; *glType = GL_UNSIGNED_BYTE; break;
case RL_PIXELFORMAT_UNCOMPRESSED_R8G8B8A8I: *glInternalFormat = GL_RGBA8I; *glFormat = GL_RGBA_INTEGER; *glType = GL_BYTE; break;
#endif
#if !defined(GRAPHICS_API_OPENGL_11)
case RL_PIXELFORMAT_COMPRESSED_DXT1_RGB: if (RLGL.ExtSupported.texCompDXT) *glInternalFormat = GL_COMPRESSED_RGB_S3TC_DXT1_EXT; break;
@ -4962,6 +4968,8 @@ const char *rlGetPixelFormatName(unsigned int format)
case RL_PIXELFORMAT_UNCOMPRESSED_R16: return "R16"; break; // 16 bpp (1 channel - half float)
case RL_PIXELFORMAT_UNCOMPRESSED_R16G16B16: return "R16G16B16"; break; // 16*3 bpp (3 channels - half float)
case RL_PIXELFORMAT_UNCOMPRESSED_R16G16B16A16: return "R16G16B16A16"; break; // 16*4 bpp (4 channels - half float)
case RL_PIXELFORMAT_UNCOMPRESSED_R8G8B8A8UI: return "R8G8B8A8UI"; break; // 8*4 bpp (4 channels - unsigned integer)
case RL_PIXELFORMAT_UNCOMPRESSED_R8G8B8A8I: return "R8G8B8A8I"; break; // 8*4 bpp (4 channels - integer)
case RL_PIXELFORMAT_COMPRESSED_DXT1_RGB: return "DXT1_RGB"; break; // 4 bpp (no alpha)
case RL_PIXELFORMAT_COMPRESSED_DXT1_RGBA: return "DXT1_RGBA"; break; // 4 bpp (1 bit alpha)
case RL_PIXELFORMAT_COMPRESSED_DXT3_RGBA: return "DXT3_RGBA"; break; // 8 bpp
@ -5231,6 +5239,8 @@ static int rlGetPixelDataSize(int width, int height, int format)
case RL_PIXELFORMAT_UNCOMPRESSED_R16: bpp = 16; break;
case RL_PIXELFORMAT_UNCOMPRESSED_R16G16B16: bpp = 16*3; break;
case RL_PIXELFORMAT_UNCOMPRESSED_R16G16B16A16: bpp = 16*4; break;
case RL_PIXELFORMAT_UNCOMPRESSED_R8G8B8A8UI: bpp = 32; break;
case RL_PIXELFORMAT_UNCOMPRESSED_R8G8B8A8I: bpp = 32; break;
case RL_PIXELFORMAT_COMPRESSED_DXT1_RGB:
case RL_PIXELFORMAT_COMPRESSED_DXT1_RGBA:
case RL_PIXELFORMAT_COMPRESSED_ETC1_RGB:
@ -5262,7 +5272,7 @@ static int rlGetPixelDataSize(int width, int height, int format)
// Compute dataSize for uncompressed texture data (no blocks)
if ((format >= RL_PIXELFORMAT_UNCOMPRESSED_GRAYSCALE) &&
(format <= RL_PIXELFORMAT_UNCOMPRESSED_R16G16B16A16))
(format <= RL_PIXELFORMAT_UNCOMPRESSED_R8G8B8A8I))
{
double bytesPerPixel = (double)bpp/8.0;
dataSize = (int)(bytesPerPixel*width*height); // Total data size in bytes