#include "imports.h"
#include "formats.h"
-#include "config.h"
-#include "texstore.h"
+#include "mfeatures.h"
/**
{
gl_format Name;
+ /** text name for debugging */
+ const char *StrName;
+
/**
* Base format is one of GL_RGB, GL_RGBA, GL_ALPHA, GL_LUMINANCE,
- * GL_LUMINANCE_ALPHA, GL_INTENSITY, GL_COLOR_INDEX, GL_DEPTH_COMPONENT.
+ * GL_LUMINANCE_ALPHA, GL_INTENSITY, GL_YCBCR_MESA, GL_COLOR_INDEX,
+ * GL_DEPTH_COMPONENT, GL_STENCIL_INDEX, GL_DEPTH_STENCIL.
*/
GLenum BaseFormat;
/**
* Logical data type: one of GL_UNSIGNED_NORMALIZED, GL_SIGNED_NORMALED,
- * GL_UNSIGNED_INT, GL_SIGNED_INT, GL_FLOAT.
+ * GL_UNSIGNED_INT, GL_INT, GL_FLOAT.
*/
GLenum DataType;
{
{
MESA_FORMAT_NONE, /* Name */
+ "MESA_FORMAT_NONE", /* StrName */
GL_NONE, /* BaseFormat */
GL_NONE, /* DataType */
0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_RGBA8888, /* Name */
+ "MESA_FORMAT_RGBA8888", /* StrName */
GL_RGBA, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_RGBA8888_REV, /* Name */
+ "MESA_FORMAT_RGBA8888_REV", /* StrName */
GL_RGBA, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_ARGB8888, /* Name */
+ "MESA_FORMAT_ARGB8888", /* StrName */
GL_RGBA, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_ARGB8888_REV, /* Name */
+ "MESA_FORMAT_ARGB8888_REV", /* StrName */
GL_RGBA, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
8, 8, 8, 8, /* Red/Green/Blue/AlphaBits */
0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
1, 1, 4 /* BlockWidth/Height,Bytes */
},
+ {
+ MESA_FORMAT_XRGB8888, /* Name */
+ "MESA_FORMAT_XRGB8888", /* StrName */
+ GL_RGB, /* BaseFormat */
+ GL_UNSIGNED_NORMALIZED, /* DataType */
+ 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */
+ 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
+ 1, 1, 4 /* BlockWidth/Height,Bytes */
+ },
+ {
+ MESA_FORMAT_XRGB8888_REV, /* Name */
+ "MESA_FORMAT_XRGB8888_REV", /* StrName */
+ GL_RGB, /* BaseFormat */
+ GL_UNSIGNED_NORMALIZED, /* DataType */
+ 8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */
+ 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
+ 1, 1, 4 /* BlockWidth/Height,Bytes */
+ },
{
MESA_FORMAT_RGB888, /* Name */
+ "MESA_FORMAT_RGB888", /* StrName */
GL_RGB, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_BGR888, /* Name */
+ "MESA_FORMAT_BGR888", /* StrName */
GL_RGB, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
8, 8, 8, 0, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_RGB565, /* Name */
+ "MESA_FORMAT_RGB565", /* StrName */
GL_RGB, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
5, 6, 5, 0, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_RGB565_REV, /* Name */
+ "MESA_FORMAT_RGB565_REV", /* StrName */
GL_RGB, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
5, 6, 5, 0, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_ARGB4444, /* Name */
+ "MESA_FORMAT_ARGB4444", /* StrName */
GL_RGBA, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_ARGB4444_REV, /* Name */
+ "MESA_FORMAT_ARGB4444_REV", /* StrName */
GL_RGBA, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
4, 4, 4, 4, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_RGBA5551, /* Name */
+ "MESA_FORMAT_RGBA5551", /* StrName */
GL_RGBA, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_ARGB1555, /* Name */
+ "MESA_FORMAT_ARGB1555", /* StrName */
GL_RGBA, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_ARGB1555_REV, /* Name */
+ "MESA_FORMAT_ARGB1555_REV", /* StrName */
GL_RGBA, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
5, 5, 5, 1, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_AL88, /* Name */
+ "MESA_FORMAT_AL88", /* StrName */
GL_LUMINANCE_ALPHA, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_AL88_REV, /* Name */
+ "MESA_FORMAT_AL88_REV", /* StrName */
GL_LUMINANCE_ALPHA, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */
8, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
1, 1, 2 /* BlockWidth/Height,Bytes */
},
+ {
+ MESA_FORMAT_AL1616, /* Name */
+ "MESA_FORMAT_AL1616", /* StrName */
+ GL_LUMINANCE_ALPHA, /* BaseFormat */
+ GL_UNSIGNED_NORMALIZED, /* DataType */
+ 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */
+ 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
+ 1, 1, 4 /* BlockWidth/Height,Bytes */
+ },
+ {
+ MESA_FORMAT_AL1616_REV, /* Name */
+ "MESA_FORMAT_AL1616_REV", /* StrName */
+ GL_LUMINANCE_ALPHA, /* BaseFormat */
+ GL_UNSIGNED_NORMALIZED, /* DataType */
+ 0, 0, 0, 16, /* Red/Green/Blue/AlphaBits */
+ 16, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
+ 1, 1, 4 /* BlockWidth/Height,Bytes */
+ },
{
MESA_FORMAT_RGB332, /* Name */
+ "MESA_FORMAT_RGB332", /* StrName */
GL_RGB, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
3, 3, 2, 0, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_A8, /* Name */
+ "MESA_FORMAT_A8", /* StrName */
GL_ALPHA, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
0, 0, 0, 8, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_L8, /* Name */
+ "MESA_FORMAT_L8", /* StrName */
GL_LUMINANCE, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_I8, /* Name */
+ "MESA_FORMAT_I8", /* StrName */
GL_INTENSITY, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_CI8, /* Name */
+ "MESA_FORMAT_CI8", /* StrName */
GL_COLOR_INDEX, /* BaseFormat */
GL_UNSIGNED_INT, /* DataType */
0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_YCBCR, /* Name */
+ "MESA_FORMAT_YCBCR", /* StrName */
GL_YCBCR_MESA, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_YCBCR_REV, /* Name */
+ "MESA_FORMAT_YCBCR_REV", /* StrName */
GL_YCBCR_MESA, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_Z24_S8, /* Name */
+ "MESA_FORMAT_Z24_S8", /* StrName */
GL_DEPTH_STENCIL, /* BaseFormat */
GL_UNSIGNED_INT, /* DataType */
0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_S8_Z24, /* Name */
+ "MESA_FORMAT_S8_Z24", /* StrName */
GL_DEPTH_STENCIL, /* BaseFormat */
GL_UNSIGNED_INT, /* DataType */
0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_Z16, /* Name */
+ "MESA_FORMAT_Z16", /* StrName */
GL_DEPTH_COMPONENT, /* BaseFormat */
GL_UNSIGNED_INT, /* DataType */
0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
0, 0, 0, 16, 0, /* Lum/Int/Index/Depth/StencilBits */
1, 1, 2 /* BlockWidth/Height,Bytes */
},
+ {
+ MESA_FORMAT_X8_Z24, /* Name */
+ "MESA_FORMAT_X8_Z24", /* StrName */
+ GL_DEPTH_COMPONENT, /* BaseFormat */
+ GL_UNSIGNED_INT, /* DataType */
+ 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
+ 0, 0, 0, 24, 0, /* Lum/Int/Index/Depth/StencilBits */
+ 1, 1, 4 /* BlockWidth/Height,Bytes */
+ },
+ {
+ MESA_FORMAT_Z24_X8, /* Name */
+ "MESA_FORMAT_Z24_X8", /* StrName */
+ GL_DEPTH_COMPONENT, /* BaseFormat */
+ GL_UNSIGNED_INT, /* DataType */
+ 0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
+ 0, 0, 0, 24, 0, /* Lum/Int/Index/Depth/StencilBits */
+ 1, 1, 4 /* BlockWidth/Height,Bytes */
+ },
{
MESA_FORMAT_Z32, /* Name */
+ "MESA_FORMAT_Z32", /* StrName */
GL_DEPTH_COMPONENT, /* BaseFormat */
GL_UNSIGNED_INT, /* DataType */
0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_S8, /* Name */
+ "MESA_FORMAT_S8", /* StrName */
GL_STENCIL_INDEX, /* BaseFormat */
GL_UNSIGNED_INT, /* DataType */
0, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_SRGB8,
+ "MESA_FORMAT_SRGB8",
GL_RGB,
GL_UNSIGNED_NORMALIZED,
8, 8, 8, 0,
},
{
MESA_FORMAT_SRGBA8,
+ "MESA_FORMAT_SRGBA8",
GL_RGBA,
GL_UNSIGNED_NORMALIZED,
8, 8, 8, 8,
},
{
MESA_FORMAT_SARGB8,
+ "MESA_FORMAT_SARGB8",
GL_RGBA,
GL_UNSIGNED_NORMALIZED,
8, 8, 8, 8,
},
{
MESA_FORMAT_SL8,
- GL_LUMINANCE_ALPHA,
+ "MESA_FORMAT_SL8",
+ GL_LUMINANCE,
GL_UNSIGNED_NORMALIZED,
- 0, 0, 0, 8,
+ 0, 0, 0, 0,
8, 0, 0, 0, 0,
- 1, 1, 2
+ 1, 1, 1
},
{
MESA_FORMAT_SLA8,
+ "MESA_FORMAT_SLA8",
GL_LUMINANCE_ALPHA,
GL_UNSIGNED_NORMALIZED,
0, 0, 0, 8,
},
{
MESA_FORMAT_SRGB_DXT1, /* Name */
+ "MESA_FORMAT_SRGB_DXT1", /* StrName */
GL_RGB, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
4, 4, 4, 0, /* approx Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_SRGBA_DXT1,
+ "MESA_FORMAT_SRGBA_DXT1",
GL_RGBA,
GL_UNSIGNED_NORMALIZED,
4, 4, 4, 4,
},
{
MESA_FORMAT_SRGBA_DXT3,
+ "MESA_FORMAT_SRGBA_DXT3",
GL_RGBA,
GL_UNSIGNED_NORMALIZED,
4, 4, 4, 4,
},
{
MESA_FORMAT_SRGBA_DXT5,
+ "MESA_FORMAT_SRGBA_DXT5",
GL_RGBA,
GL_UNSIGNED_NORMALIZED,
4, 4, 4, 4,
{
MESA_FORMAT_RGB_FXT1,
+ "MESA_FORMAT_RGB_FXT1",
GL_RGB,
GL_UNSIGNED_NORMALIZED,
- 8, 8, 8, 0,
+ 4, 4, 4, 0, /* approx Red/Green/BlueBits */
0, 0, 0, 0, 0,
8, 4, 16 /* 16 bytes per 8x4 block */
},
{
MESA_FORMAT_RGBA_FXT1,
+ "MESA_FORMAT_RGBA_FXT1",
GL_RGBA,
GL_UNSIGNED_NORMALIZED,
- 8, 8, 8, 8,
+ 4, 4, 4, 1, /* approx Red/Green/Blue/AlphaBits */
0, 0, 0, 0, 0,
8, 4, 16 /* 16 bytes per 8x4 block */
},
{
MESA_FORMAT_RGB_DXT1, /* Name */
+ "MESA_FORMAT_RGB_DXT1", /* StrName */
GL_RGB, /* BaseFormat */
GL_UNSIGNED_NORMALIZED, /* DataType */
4, 4, 4, 0, /* approx Red/Green/Blue/AlphaBits */
},
{
MESA_FORMAT_RGBA_DXT1,
+ "MESA_FORMAT_RGBA_DXT1",
GL_RGBA,
GL_UNSIGNED_NORMALIZED,
4, 4, 4, 4,
},
{
MESA_FORMAT_RGBA_DXT3,
+ "MESA_FORMAT_RGBA_DXT3",
GL_RGBA,
GL_UNSIGNED_NORMALIZED,
4, 4, 4, 4,
},
{
MESA_FORMAT_RGBA_DXT5,
+ "MESA_FORMAT_RGBA_DXT5",
GL_RGBA,
GL_UNSIGNED_NORMALIZED,
4, 4, 4, 4,
},
{
MESA_FORMAT_RGBA_FLOAT32,
+ "MESA_FORMAT_RGBA_FLOAT32",
GL_RGBA,
GL_FLOAT,
32, 32, 32, 32,
},
{
MESA_FORMAT_RGBA_FLOAT16,
+ "MESA_FORMAT_RGBA_FLOAT16",
GL_RGBA,
GL_FLOAT,
16, 16, 16, 16,
},
{
MESA_FORMAT_RGB_FLOAT32,
+ "MESA_FORMAT_RGB_FLOAT32",
GL_RGB,
GL_FLOAT,
32, 32, 32, 0,
},
{
MESA_FORMAT_RGB_FLOAT16,
+ "MESA_FORMAT_RGB_FLOAT16",
GL_RGB,
GL_FLOAT,
16, 16, 16, 0,
},
{
MESA_FORMAT_ALPHA_FLOAT32,
+ "MESA_FORMAT_ALPHA_FLOAT32",
GL_ALPHA,
GL_FLOAT,
0, 0, 0, 32,
},
{
MESA_FORMAT_ALPHA_FLOAT16,
+ "MESA_FORMAT_ALPHA_FLOAT16",
GL_ALPHA,
GL_FLOAT,
0, 0, 0, 16,
},
{
MESA_FORMAT_LUMINANCE_FLOAT32,
+ "MESA_FORMAT_LUMINANCE_FLOAT32",
GL_ALPHA,
GL_FLOAT,
0, 0, 0, 0,
},
{
MESA_FORMAT_LUMINANCE_FLOAT16,
+ "MESA_FORMAT_LUMINANCE_FLOAT16",
GL_ALPHA,
GL_FLOAT,
0, 0, 0, 0,
},
{
MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32,
+ "MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32",
GL_LUMINANCE_ALPHA,
GL_FLOAT,
0, 0, 0, 32,
},
{
MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16,
+ "MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16",
GL_LUMINANCE_ALPHA,
GL_FLOAT,
0, 0, 0, 16,
},
{
MESA_FORMAT_INTENSITY_FLOAT32,
+ "MESA_FORMAT_INTENSITY_FLOAT32",
GL_INTENSITY,
GL_FLOAT,
0, 0, 0, 0,
},
{
MESA_FORMAT_INTENSITY_FLOAT16,
+ "MESA_FORMAT_INTENSITY_FLOAT16",
GL_INTENSITY,
GL_FLOAT,
0, 0, 0, 0,
0, 16, 0, 0, 0,
1, 1, 2
},
+
+ /* unnormalized signed int formats */
+ {
+ MESA_FORMAT_RGBA_INT8,
+ "MESA_FORMAT_RGBA_INT8",
+ GL_RGBA,
+ GL_INT,
+ 8, 8, 8, 8,
+ 0, 0, 0, 0, 0,
+ 1, 1, 4
+ },
+ {
+ MESA_FORMAT_RGBA_INT16,
+ "MESA_FORMAT_RGBA_INT16",
+ GL_RGBA,
+ GL_INT,
+ 16, 16, 16, 16,
+ 0, 0, 0, 0, 0,
+ 1, 1, 8
+ },
+ {
+ MESA_FORMAT_RGBA_INT32,
+ "MESA_FORMAT_RGBA_INT32",
+ GL_RGBA,
+ GL_INT,
+ 32, 32, 32, 32,
+ 0, 0, 0, 0, 0,
+ 1, 1, 16
+ },
+
+ /* unnormalized unsigned int formats */
+ {
+ MESA_FORMAT_RGBA_UINT8,
+ "MESA_FORMAT_RGBA_UINT8",
+ GL_RGBA,
+ GL_UNSIGNED_INT,
+ 8, 8, 8, 8,
+ 0, 0, 0, 0, 0,
+ 1, 1, 4
+ },
+ {
+ MESA_FORMAT_RGBA_UINT16,
+ "MESA_FORMAT_RGBA_UINT16",
+ GL_RGBA,
+ GL_UNSIGNED_INT,
+ 16, 16, 16, 16,
+ 0, 0, 0, 0, 0,
+ 1, 1, 8
+ },
+ {
+ MESA_FORMAT_RGBA_UINT32,
+ "MESA_FORMAT_RGBA_UINT32",
+ GL_RGBA,
+ GL_UNSIGNED_INT,
+ 32, 32, 32, 32,
+ 0, 0, 0, 0, 0,
+ 1, 1, 16
+ },
+
+
{
MESA_FORMAT_DUDV8,
+ "MESA_FORMAT_DUDV8",
GL_DUDV_ATI,
GL_SIGNED_NORMALIZED,
0, 0, 0, 0,
0, 0, 0, 0, 0,
1, 1, 2
},
+
+ /* Signed 8 bits / channel */
+ {
+ MESA_FORMAT_SIGNED_R8, /* Name */
+ "MESA_FORMAT_SIGNED_R8", /* StrName */
+ GL_RGBA, /* BaseFormat */
+ GL_SIGNED_NORMALIZED, /* DataType */
+ 8, 0, 0, 0, /* Red/Green/Blue/AlphaBits */
+ 0, 0, 0, 0, 0, /* Lum/Int/Index/Depth/StencilBits */
+ 1, 1, 1 /* BlockWidth/Height,Bytes */
+ },
+ {
+ MESA_FORMAT_SIGNED_RG88,
+ "MESA_FORMAT_SIGNED_RG88",
+ GL_RGBA,
+ GL_SIGNED_NORMALIZED,
+ 8, 8, 0, 0,
+ 0, 0, 0, 0, 0,
+ 1, 1, 2
+ },
+ {
+ MESA_FORMAT_SIGNED_RGBX8888,
+ "MESA_FORMAT_SIGNED_RGBX8888",
+ GL_RGBA,
+ GL_SIGNED_NORMALIZED,
+ 8, 8, 8, 0,
+ 0, 0, 0, 0, 0,
+ 1, 1, 4 /* 4 bpp, but no alpha */
+ },
{
MESA_FORMAT_SIGNED_RGBA8888,
+ "MESA_FORMAT_SIGNED_RGBA8888",
GL_RGBA,
GL_SIGNED_NORMALIZED,
8, 8, 8, 8,
},
{
MESA_FORMAT_SIGNED_RGBA8888_REV,
+ "MESA_FORMAT_SIGNED_RGBA8888_REV",
GL_RGBA,
GL_SIGNED_NORMALIZED,
8, 8, 8, 8,
1, 1, 4
},
+ /* Signed 16 bits / channel */
+ {
+ MESA_FORMAT_SIGNED_R_16,
+ "MESA_FORMAT_SIGNED_R_16",
+ GL_RGBA,
+ GL_SIGNED_NORMALIZED,
+ 16, 0, 0, 0,
+ 0, 0, 0, 0, 0,
+ 1, 1, 2
+ },
+ {
+ MESA_FORMAT_SIGNED_RG_16,
+ "MESA_FORMAT_SIGNED_RG_16",
+ GL_RGBA,
+ GL_SIGNED_NORMALIZED,
+ 16, 16, 0, 0,
+ 0, 0, 0, 0, 0,
+ 1, 1, 4
+ },
+ {
+ MESA_FORMAT_SIGNED_RGB_16,
+ "MESA_FORMAT_SIGNED_RGB_16",
+ GL_RGBA,
+ GL_SIGNED_NORMALIZED,
+ 16, 16, 16, 0,
+ 0, 0, 0, 0, 0,
+ 1, 1, 6
+ },
+ {
+ MESA_FORMAT_SIGNED_RGBA_16,
+ "MESA_FORMAT_SIGNED_RGBA_16",
+ GL_RGBA,
+ GL_SIGNED_NORMALIZED,
+ 16, 16, 16, 16,
+ 0, 0, 0, 0, 0,
+ 1, 1, 8
+ },
+ {
+ MESA_FORMAT_RGBA_16,
+ "MESA_FORMAT_RGBA_16",
+ GL_RGBA,
+ GL_UNSIGNED_NORMALIZED,
+ 16, 16, 16, 16,
+ 0, 0, 0, 0, 0,
+ 1, 1, 8
+ }
};
}
+/** Return string name of format (for debugging) */
+const char *
+_mesa_get_format_name(gl_format format)
+{
+ const struct gl_format_info *info = _mesa_get_format_info(format);
+ ASSERT(info->BytesPerBlock);
+ return info->StrName;
+}
+
+
+
+/**
+ * Return bytes needed to store a block of pixels in the given format.
+ * Normally, a block is 1x1 (a single pixel). But for compressed formats
+ * a block may be 4x4 or 8x4, etc.
+ */
GLuint
_mesa_get_format_bytes(gl_format format)
{
}
+/**
+ * Return bits per component for the given format.
+ * \param format one of MESA_FORMAT_x
+ * \param pname the component, such as GL_RED_BITS, GL_TEXTURE_BLUE_BITS, etc.
+ */
GLint
_mesa_get_format_bits(gl_format format, GLenum pname)
{
}
+/**
+ * Return the data type (or more specifically, the data representation)
+ * for the given format.
+ * The return value will be one of:
+ * GL_UNSIGNED_NORMALIZED = unsigned int representing [0,1]
+ * GL_SIGNED_NORMALIZED = signed int representing [-1, 1]
+ * GL_UNSIGNED_INT = an ordinary unsigned integer
+ * GL_FLOAT = an ordinary float
+ */
GLenum
_mesa_get_format_datatype(gl_format format)
{
}
+/**
+ * Return the basic format for the given type. The result will be
+ * one of GL_RGB, GL_RGBA, GL_ALPHA, GL_LUMINANCE, GL_LUMINANCE_ALPHA,
+ * GL_INTENSITY, GL_YCBCR_MESA, GL_COLOR_INDEX, GL_DEPTH_COMPONENT,
+ * GL_STENCIL_INDEX, GL_DEPTH_STENCIL.
+ */
GLenum
_mesa_get_format_base_format(gl_format format)
{
}
+/**
+ * Return the block size (in pixels) for the given format. Normally
+ * the block size is 1x1. But compressed formats will have block sizes
+ * of 4x4 or 8x4 pixels, etc.
+ * \param bw returns block width in pixels
+ * \param bh returns block height in pixels
+ */
+void
+_mesa_get_format_block_size(gl_format format, GLuint *bw, GLuint *bh)
+{
+ const struct gl_format_info *info = _mesa_get_format_info(format);
+ *bw = info->BlockWidth;
+ *bh = info->BlockHeight;
+}
+
+
+/** Is the given format a compressed format? */
GLboolean
_mesa_is_format_compressed(gl_format format)
{
}
+/**
+ * Determine if the given format represents a packed depth/stencil buffer.
+ */
+GLboolean
+_mesa_is_format_packed_depth_stencil(gl_format format)
+{
+ const struct gl_format_info *info = _mesa_get_format_info(format);
+
+ return info->BaseFormat == GL_DEPTH_STENCIL;
+}
+
+
+/**
+ * Return color encoding for given format.
+ * \return GL_LINEAR or GL_SRGB
+ */
+GLenum
+_mesa_get_format_color_encoding(gl_format format)
+{
+ /* XXX this info should be encoded in gl_format_info */
+ switch (format) {
+ case MESA_FORMAT_SRGB8:
+ case MESA_FORMAT_SRGBA8:
+ case MESA_FORMAT_SARGB8:
+ case MESA_FORMAT_SL8:
+ case MESA_FORMAT_SLA8:
+ case MESA_FORMAT_SRGB_DXT1:
+ case MESA_FORMAT_SRGBA_DXT1:
+ case MESA_FORMAT_SRGBA_DXT3:
+ case MESA_FORMAT_SRGBA_DXT5:
+ return GL_SRGB;
+ default:
+ return GL_LINEAR;
+ }
+}
+
+
/**
* Return number of bytes needed to store an image of the given size
* in the given format.
GLuint t = info->RedBits + info->GreenBits
+ info->BlueBits + info->AlphaBits;
assert(t / 8 == info->BytesPerBlock);
+ (void) t;
}
}
case MESA_FORMAT_RGBA8888_REV:
case MESA_FORMAT_ARGB8888:
case MESA_FORMAT_ARGB8888_REV:
+ case MESA_FORMAT_XRGB8888:
*datatype = GL_UNSIGNED_BYTE;
*comps = 4;
return;
*datatype = GL_UNSIGNED_BYTE;
*comps = 2;
return;
+
+ case MESA_FORMAT_AL1616:
+ case MESA_FORMAT_AL1616_REV:
+ *datatype = GL_UNSIGNED_SHORT;
+ *comps = 2;
+ return;
+
case MESA_FORMAT_RGB332:
*datatype = GL_UNSIGNED_BYTE_3_3_2;
*comps = 3;
*comps = 1;
return;
+ case MESA_FORMAT_X8_Z24:
+ *datatype = GL_UNSIGNED_INT;
+ *comps = 1;
+ return;
+
+ case MESA_FORMAT_Z24_X8:
+ *datatype = GL_UNSIGNED_INT;
+ *comps = 1;
+ return;
+
case MESA_FORMAT_Z32:
*datatype = GL_UNSIGNED_INT;
*comps = 1;
*comps = 4;
return;
+ case MESA_FORMAT_SIGNED_R_16:
+ *datatype = GL_SHORT;
+ *comps = 1;
+ return;
+ case MESA_FORMAT_SIGNED_RG_16:
+ *datatype = GL_SHORT;
+ *comps = 2;
+ return;
+ case MESA_FORMAT_SIGNED_RGB_16:
+ *datatype = GL_SHORT;
+ *comps = 3;
+ return;
+ case MESA_FORMAT_SIGNED_RGBA_16:
+ *datatype = GL_SHORT;
+ *comps = 4;
+ return;
+
#if FEATURE_EXT_texture_sRGB
case MESA_FORMAT_SRGB8:
*datatype = GL_UNSIGNED_BYTE;
*comps = 1;
return;
+ case MESA_FORMAT_RGBA_INT8:
+ *datatype = GL_BYTE;
+ *comps = 4;
+ return;
+ case MESA_FORMAT_RGBA_INT16:
+ *datatype = GL_SHORT;
+ *comps = 4;
+ return;
+ case MESA_FORMAT_RGBA_INT32:
+ *datatype = GL_INT;
+ *comps = 4;
+ return;
+
+ /**
+ * \name Non-normalized unsigned integer formats.
+ */
+ case MESA_FORMAT_RGBA_UINT8:
+ *datatype = GL_UNSIGNED_BYTE;
+ *comps = 4;
+ return;
+ case MESA_FORMAT_RGBA_UINT16:
+ *datatype = GL_UNSIGNED_SHORT;
+ *comps = 4;
+ return;
+ case MESA_FORMAT_RGBA_UINT32:
+ *datatype = GL_UNSIGNED_INT;
+ *comps = 4;
+ return;
+
+
default:
_mesa_problem(NULL, "bad format in _mesa_format_to_type_and_comps");
*datatype = 0;
projects / mesa.git / blobdiff