#include "intel_batchbuffer.h"
#include "intel_tex.h"
#include "intel_fbo.h"
+#include "intel_buffer_objects.h"
#include "brw_context.h"
#include "brw_state.h"
case GL_TEXTURE_2D:
case GL_TEXTURE_2D_ARRAY_EXT:
+ case GL_TEXTURE_EXTERNAL_OES:
return BRW_SURFACE_2D;
case GL_TEXTURE_3D:
uint32_t
brw_format_for_mesa_format(gl_format mesa_format)
{
+ /* This table is ordered according to the enum ordering in formats.h. We do
+ * expect that enum to be extended without our explicit initialization
+ * staying in sync, so we initialize to 0 even though
+ * BRW_SURFACEFORMAT_R32G32B32A32_FLOAT happens to also be 0.
+ */
static const uint32_t table[MESA_FORMAT_COUNT] =
{
- [MESA_FORMAT_L8] = BRW_SURFACEFORMAT_L8_UNORM,
- [MESA_FORMAT_I8] = BRW_SURFACEFORMAT_I8_UNORM,
- [MESA_FORMAT_A8] = BRW_SURFACEFORMAT_A8_UNORM,
- [MESA_FORMAT_AL88] = BRW_SURFACEFORMAT_L8A8_UNORM,
- [MESA_FORMAT_L16] = BRW_SURFACEFORMAT_L16_UNORM,
- [MESA_FORMAT_A16] = BRW_SURFACEFORMAT_A16_UNORM,
- [MESA_FORMAT_I16] = BRW_SURFACEFORMAT_I16_UNORM,
- [MESA_FORMAT_AL1616] = BRW_SURFACEFORMAT_L16A16_UNORM,
- [MESA_FORMAT_R8] = BRW_SURFACEFORMAT_R8_UNORM,
- [MESA_FORMAT_R16] = BRW_SURFACEFORMAT_R16_UNORM,
- [MESA_FORMAT_RG88] = BRW_SURFACEFORMAT_R8G8_UNORM,
- [MESA_FORMAT_RG1616] = BRW_SURFACEFORMAT_R16G16_UNORM,
+ [MESA_FORMAT_RGBA8888] = 0,
+ [MESA_FORMAT_RGBA8888_REV] = 0,
[MESA_FORMAT_ARGB8888] = BRW_SURFACEFORMAT_B8G8R8A8_UNORM,
+ [MESA_FORMAT_ARGB8888_REV] = 0,
[MESA_FORMAT_XRGB8888] = BRW_SURFACEFORMAT_B8G8R8X8_UNORM,
+ [MESA_FORMAT_XRGB8888_REV] = 0,
+ [MESA_FORMAT_RGB888] = 0,
+ [MESA_FORMAT_BGR888] = 0,
[MESA_FORMAT_RGB565] = BRW_SURFACEFORMAT_B5G6R5_UNORM,
- [MESA_FORMAT_ARGB1555] = BRW_SURFACEFORMAT_B5G5R5A1_UNORM,
+ [MESA_FORMAT_RGB565_REV] = 0,
[MESA_FORMAT_ARGB4444] = BRW_SURFACEFORMAT_B4G4R4A4_UNORM,
+ [MESA_FORMAT_ARGB4444_REV] = 0,
+ [MESA_FORMAT_RGBA5551] = 0,
+ [MESA_FORMAT_ARGB1555] = BRW_SURFACEFORMAT_B5G5R5A1_UNORM,
+ [MESA_FORMAT_ARGB1555_REV] = 0,
+ [MESA_FORMAT_AL44] = 0,
+ [MESA_FORMAT_AL88] = BRW_SURFACEFORMAT_L8A8_UNORM,
+ [MESA_FORMAT_AL88_REV] = 0,
+ [MESA_FORMAT_AL1616] = BRW_SURFACEFORMAT_L16A16_UNORM,
+ [MESA_FORMAT_AL1616_REV] = 0,
+ [MESA_FORMAT_RGB332] = 0,
+ [MESA_FORMAT_A8] = BRW_SURFACEFORMAT_A8_UNORM,
+ [MESA_FORMAT_A16] = BRW_SURFACEFORMAT_A16_UNORM,
+ [MESA_FORMAT_L8] = BRW_SURFACEFORMAT_L8_UNORM,
+ [MESA_FORMAT_L16] = BRW_SURFACEFORMAT_L16_UNORM,
+ [MESA_FORMAT_I8] = BRW_SURFACEFORMAT_I8_UNORM,
+ [MESA_FORMAT_I16] = BRW_SURFACEFORMAT_I16_UNORM,
[MESA_FORMAT_YCBCR_REV] = BRW_SURFACEFORMAT_YCRCB_NORMAL,
[MESA_FORMAT_YCBCR] = BRW_SURFACEFORMAT_YCRCB_SWAPUVY,
+ [MESA_FORMAT_R8] = BRW_SURFACEFORMAT_R8_UNORM,
+ [MESA_FORMAT_GR88] = BRW_SURFACEFORMAT_R8G8_UNORM,
+ [MESA_FORMAT_RG88] = 0,
+ [MESA_FORMAT_R16] = BRW_SURFACEFORMAT_R16_UNORM,
+ [MESA_FORMAT_RG1616] = BRW_SURFACEFORMAT_R16G16_UNORM,
+ [MESA_FORMAT_RG1616_REV] = 0,
+ [MESA_FORMAT_ARGB2101010] = BRW_SURFACEFORMAT_B10G10R10A2_UNORM,
+ [MESA_FORMAT_Z24_S8] = 0,
+ [MESA_FORMAT_S8_Z24] = 0,
+ [MESA_FORMAT_Z16] = 0,
+ [MESA_FORMAT_X8_Z24] = 0,
+ [MESA_FORMAT_Z24_S8] = 0,
+ [MESA_FORMAT_Z32] = 0,
+ [MESA_FORMAT_S8] = 0,
+
+ [MESA_FORMAT_SRGB8] = 0,
+ [MESA_FORMAT_SRGBA8] = 0,
+ [MESA_FORMAT_SARGB8] = BRW_SURFACEFORMAT_B8G8R8A8_UNORM_SRGB,
+ [MESA_FORMAT_SL8] = BRW_SURFACEFORMAT_L8_UNORM_SRGB,
+ [MESA_FORMAT_SLA8] = BRW_SURFACEFORMAT_L8A8_UNORM_SRGB,
+ [MESA_FORMAT_SRGB_DXT1] = BRW_SURFACEFORMAT_DXT1_RGB_SRGB,
+ [MESA_FORMAT_SRGBA_DXT1] = BRW_SURFACEFORMAT_BC1_UNORM_SRGB,
+ [MESA_FORMAT_SRGBA_DXT3] = BRW_SURFACEFORMAT_BC2_UNORM_SRGB,
+ [MESA_FORMAT_SRGBA_DXT5] = BRW_SURFACEFORMAT_BC3_UNORM_SRGB,
+
[MESA_FORMAT_RGB_FXT1] = BRW_SURFACEFORMAT_FXT1,
[MESA_FORMAT_RGBA_FXT1] = BRW_SURFACEFORMAT_FXT1,
[MESA_FORMAT_RGB_DXT1] = BRW_SURFACEFORMAT_DXT1_RGB,
[MESA_FORMAT_RGBA_DXT1] = BRW_SURFACEFORMAT_BC1_UNORM,
[MESA_FORMAT_RGBA_DXT3] = BRW_SURFACEFORMAT_BC2_UNORM,
[MESA_FORMAT_RGBA_DXT5] = BRW_SURFACEFORMAT_BC3_UNORM,
- [MESA_FORMAT_SRGB_DXT1] = BRW_SURFACEFORMAT_DXT1_RGB_SRGB,
- [MESA_FORMAT_SRGBA_DXT1] = BRW_SURFACEFORMAT_BC1_UNORM_SRGB,
- [MESA_FORMAT_SRGBA_DXT3] = BRW_SURFACEFORMAT_BC2_UNORM_SRGB,
- [MESA_FORMAT_SRGBA_DXT5] = BRW_SURFACEFORMAT_BC3_UNORM_SRGB,
- [MESA_FORMAT_SARGB8] = BRW_SURFACEFORMAT_B8G8R8A8_UNORM_SRGB,
- [MESA_FORMAT_SLA8] = BRW_SURFACEFORMAT_L8A8_UNORM_SRGB,
- [MESA_FORMAT_SL8] = BRW_SURFACEFORMAT_L8_UNORM_SRGB,
- [MESA_FORMAT_DUDV8] = BRW_SURFACEFORMAT_R8G8_SNORM,
- [MESA_FORMAT_SIGNED_R8] = BRW_SURFACEFORMAT_R8_SNORM,
- [MESA_FORMAT_SIGNED_RG88_REV] = BRW_SURFACEFORMAT_R8G8_SNORM,
- [MESA_FORMAT_SIGNED_RGBA8888_REV] = BRW_SURFACEFORMAT_R8G8B8A8_SNORM,
- [MESA_FORMAT_SIGNED_R16] = BRW_SURFACEFORMAT_R16_SNORM,
- [MESA_FORMAT_SIGNED_GR1616] = BRW_SURFACEFORMAT_R16G16_SNORM,
+
[MESA_FORMAT_RGBA_FLOAT32] = BRW_SURFACEFORMAT_R32G32B32A32_FLOAT,
- [MESA_FORMAT_RG_FLOAT32] = BRW_SURFACEFORMAT_R32G32_FLOAT,
- [MESA_FORMAT_R_FLOAT32] = BRW_SURFACEFORMAT_R32_FLOAT,
- [MESA_FORMAT_INTENSITY_FLOAT32] = BRW_SURFACEFORMAT_I32_FLOAT,
- [MESA_FORMAT_LUMINANCE_FLOAT32] = BRW_SURFACEFORMAT_L32_FLOAT,
+ [MESA_FORMAT_RGBA_FLOAT16] = BRW_SURFACEFORMAT_R16G16B16A16_FLOAT,
+ [MESA_FORMAT_RGB_FLOAT32] = 0,
+ [MESA_FORMAT_RGB_FLOAT16] = 0,
[MESA_FORMAT_ALPHA_FLOAT32] = BRW_SURFACEFORMAT_A32_FLOAT,
+ [MESA_FORMAT_ALPHA_FLOAT16] = BRW_SURFACEFORMAT_A16_FLOAT,
+ [MESA_FORMAT_LUMINANCE_FLOAT32] = BRW_SURFACEFORMAT_L32_FLOAT,
+ [MESA_FORMAT_LUMINANCE_FLOAT16] = BRW_SURFACEFORMAT_L16_FLOAT,
[MESA_FORMAT_LUMINANCE_ALPHA_FLOAT32] = BRW_SURFACEFORMAT_L32A32_FLOAT,
- [MESA_FORMAT_RED_RGTC1] = BRW_SURFACEFORMAT_BC4_UNORM,
- [MESA_FORMAT_SIGNED_RED_RGTC1] = BRW_SURFACEFORMAT_BC4_SNORM,
- [MESA_FORMAT_RG_RGTC2] = BRW_SURFACEFORMAT_BC5_UNORM,
- [MESA_FORMAT_SIGNED_RG_RGTC2] = BRW_SURFACEFORMAT_BC5_SNORM,
- [MESA_FORMAT_RGB9_E5_FLOAT] = BRW_SURFACEFORMAT_R9G9B9E5_SHAREDEXP,
- [MESA_FORMAT_R11_G11_B10_FLOAT] = BRW_SURFACEFORMAT_R11G11B10_FLOAT,
+ [MESA_FORMAT_LUMINANCE_ALPHA_FLOAT16] = BRW_SURFACEFORMAT_L16A16_FLOAT,
+ [MESA_FORMAT_INTENSITY_FLOAT32] = BRW_SURFACEFORMAT_I32_FLOAT,
+ [MESA_FORMAT_INTENSITY_FLOAT16] = BRW_SURFACEFORMAT_I16_FLOAT,
+ [MESA_FORMAT_R_FLOAT32] = BRW_SURFACEFORMAT_R32_FLOAT,
+ [MESA_FORMAT_R_FLOAT16] = BRW_SURFACEFORMAT_R16_FLOAT,
+ [MESA_FORMAT_RG_FLOAT32] = BRW_SURFACEFORMAT_R32G32_FLOAT,
+ [MESA_FORMAT_RG_FLOAT16] = BRW_SURFACEFORMAT_R16G16_FLOAT,
+
+ [MESA_FORMAT_ALPHA_UINT8] = 0,
+ [MESA_FORMAT_ALPHA_UINT16] = 0,
+ [MESA_FORMAT_ALPHA_UINT32] = 0,
+ [MESA_FORMAT_ALPHA_INT8] = 0,
+ [MESA_FORMAT_ALPHA_INT16] = 0,
+ [MESA_FORMAT_ALPHA_INT32] = 0,
+
+ [MESA_FORMAT_INTENSITY_UINT8] = 0,
+ [MESA_FORMAT_INTENSITY_UINT16] = 0,
+ [MESA_FORMAT_INTENSITY_UINT32] = 0,
+ [MESA_FORMAT_INTENSITY_INT8] = 0,
+ [MESA_FORMAT_INTENSITY_INT16] = 0,
+ [MESA_FORMAT_INTENSITY_INT32] = 0,
+
+ [MESA_FORMAT_LUMINANCE_UINT8] = 0,
+ [MESA_FORMAT_LUMINANCE_UINT16] = 0,
+ [MESA_FORMAT_LUMINANCE_UINT32] = 0,
+ [MESA_FORMAT_LUMINANCE_INT8] = 0,
+ [MESA_FORMAT_LUMINANCE_INT16] = 0,
+ [MESA_FORMAT_LUMINANCE_INT32] = 0,
+
+ [MESA_FORMAT_LUMINANCE_ALPHA_UINT8] = 0,
+ [MESA_FORMAT_LUMINANCE_ALPHA_UINT16] = 0,
+ [MESA_FORMAT_LUMINANCE_ALPHA_UINT32] = 0,
+ [MESA_FORMAT_LUMINANCE_ALPHA_INT8] = 0,
+ [MESA_FORMAT_LUMINANCE_ALPHA_INT16] = 0,
+ [MESA_FORMAT_LUMINANCE_ALPHA_INT32] = 0,
+ [MESA_FORMAT_R_INT8] = BRW_SURFACEFORMAT_R8_SINT,
+ [MESA_FORMAT_RG_INT8] = BRW_SURFACEFORMAT_R8G8_SINT,
+ [MESA_FORMAT_RGB_INT8] = 0,
+ [MESA_FORMAT_RGBA_INT8] = BRW_SURFACEFORMAT_R8G8B8A8_SINT,
+ [MESA_FORMAT_R_INT16] = BRW_SURFACEFORMAT_R16_SINT,
+ [MESA_FORMAT_RG_INT16] = BRW_SURFACEFORMAT_R16G16_SINT,
+ [MESA_FORMAT_RGB_INT16] = 0,
+ [MESA_FORMAT_RGBA_INT16] = BRW_SURFACEFORMAT_R16G16B16A16_SINT,
[MESA_FORMAT_R_INT32] = BRW_SURFACEFORMAT_R32_SINT,
[MESA_FORMAT_RG_INT32] = BRW_SURFACEFORMAT_R32G32_SINT,
[MESA_FORMAT_RGB_INT32] = BRW_SURFACEFORMAT_R32G32B32_SINT,
[MESA_FORMAT_RGBA_INT32] = BRW_SURFACEFORMAT_R32G32B32A32_SINT,
+ [MESA_FORMAT_R_UINT8] = BRW_SURFACEFORMAT_R8_UINT,
+ [MESA_FORMAT_RG_UINT8] = BRW_SURFACEFORMAT_R8G8_UINT,
+ [MESA_FORMAT_RGB_UINT8] = 0,
+ [MESA_FORMAT_RGBA_UINT8] = BRW_SURFACEFORMAT_R8G8B8A8_UINT,
+ [MESA_FORMAT_R_UINT16] = BRW_SURFACEFORMAT_R16_UINT,
+ [MESA_FORMAT_RG_UINT16] = BRW_SURFACEFORMAT_R16G16_UINT,
+ [MESA_FORMAT_RGB_UINT16] = 0,
+ [MESA_FORMAT_RGBA_UINT16] = BRW_SURFACEFORMAT_R16G16B16A16_UINT,
[MESA_FORMAT_R_UINT32] = BRW_SURFACEFORMAT_R32_UINT,
[MESA_FORMAT_RG_UINT32] = BRW_SURFACEFORMAT_R32G32_UINT,
[MESA_FORMAT_RGB_UINT32] = BRW_SURFACEFORMAT_R32G32B32_UINT,
[MESA_FORMAT_RGBA_UINT32] = BRW_SURFACEFORMAT_R32G32B32A32_UINT,
- [MESA_FORMAT_RGBA_UINT16] = BRW_SURFACEFORMAT_R16G16B16A16_UINT,
- [MESA_FORMAT_RGBA_INT16] = BRW_SURFACEFORMAT_R16G16B16A16_SINT,
- [MESA_FORMAT_RG_UINT16] = BRW_SURFACEFORMAT_R16G16_UINT,
- [MESA_FORMAT_RG_INT16] = BRW_SURFACEFORMAT_R16G16_SINT,
- [MESA_FORMAT_R_UINT16] = BRW_SURFACEFORMAT_R16_UINT,
- [MESA_FORMAT_R_INT16] = BRW_SURFACEFORMAT_R16_SINT,
+ [MESA_FORMAT_DUDV8] = BRW_SURFACEFORMAT_R8G8_SNORM,
+ [MESA_FORMAT_SIGNED_R8] = BRW_SURFACEFORMAT_R8_SNORM,
+ [MESA_FORMAT_SIGNED_RG88_REV] = BRW_SURFACEFORMAT_R8G8_SNORM,
+ [MESA_FORMAT_SIGNED_RGBX8888] = 0,
+ [MESA_FORMAT_SIGNED_RGBA8888] = 0,
+ [MESA_FORMAT_SIGNED_RGBA8888_REV] = BRW_SURFACEFORMAT_R8G8B8A8_SNORM,
+ [MESA_FORMAT_SIGNED_R16] = BRW_SURFACEFORMAT_R16_SNORM,
+ [MESA_FORMAT_SIGNED_GR1616] = BRW_SURFACEFORMAT_R16G16_SNORM,
+ [MESA_FORMAT_SIGNED_RGB_16] = 0,
+ [MESA_FORMAT_SIGNED_RGBA_16] = 0,
+ [MESA_FORMAT_RGBA_16] = BRW_SURFACEFORMAT_R16G16B16A16_UNORM,
- [MESA_FORMAT_RGBA_UINT8] = BRW_SURFACEFORMAT_R8G8B8A8_UINT,
- [MESA_FORMAT_RGBA_INT8] = BRW_SURFACEFORMAT_R8G8B8A8_SINT,
- [MESA_FORMAT_RG_UINT8] = BRW_SURFACEFORMAT_R8G8_UINT,
- [MESA_FORMAT_RG_INT8] = BRW_SURFACEFORMAT_R8G8_SINT,
- [MESA_FORMAT_R_UINT8] = BRW_SURFACEFORMAT_R8_UINT,
- [MESA_FORMAT_R_INT8] = BRW_SURFACEFORMAT_R8_SINT,
+ [MESA_FORMAT_RED_RGTC1] = BRW_SURFACEFORMAT_BC4_UNORM,
+ [MESA_FORMAT_SIGNED_RED_RGTC1] = BRW_SURFACEFORMAT_BC4_SNORM,
+ [MESA_FORMAT_RG_RGTC2] = BRW_SURFACEFORMAT_BC5_UNORM,
+ [MESA_FORMAT_SIGNED_RG_RGTC2] = BRW_SURFACEFORMAT_BC5_SNORM,
+
+ [MESA_FORMAT_L_LATC1] = 0,
+ [MESA_FORMAT_SIGNED_L_LATC1] = 0,
+ [MESA_FORMAT_LA_LATC2] = 0,
+ [MESA_FORMAT_SIGNED_LA_LATC2] = 0,
+
+ [MESA_FORMAT_SIGNED_A8] = 0,
+ [MESA_FORMAT_SIGNED_L8] = 0,
+ [MESA_FORMAT_SIGNED_AL88] = 0,
+ [MESA_FORMAT_SIGNED_I8] = 0,
+ [MESA_FORMAT_SIGNED_A16] = 0,
+ [MESA_FORMAT_SIGNED_L16] = 0,
+ [MESA_FORMAT_SIGNED_AL1616] = 0,
+ [MESA_FORMAT_SIGNED_I16] = 0,
+
+ [MESA_FORMAT_RGB9_E5_FLOAT] = BRW_SURFACEFORMAT_R9G9B9E5_SHAREDEXP,
+ [MESA_FORMAT_R11_G11_B10_FLOAT] = BRW_SURFACEFORMAT_R11G11B10_FLOAT,
+
+ [MESA_FORMAT_Z32_FLOAT] = 0,
+ [MESA_FORMAT_Z32_FLOAT_X24S8] = 0,
};
assert(mesa_format < MESA_FORMAT_COUNT);
return table[mesa_format];
}
-bool
-brw_render_target_supported(gl_format format)
+void
+brw_init_surface_formats(struct brw_context *brw)
{
- /* These are not color render targets like the table holds, but we
- * ask the question for FBO completeness.
- */
- if (format == MESA_FORMAT_S8_Z24 ||
- format == MESA_FORMAT_X8_Z24 ||
- format == MESA_FORMAT_S8 ||
- format == MESA_FORMAT_Z16) {
- return true;
+ struct intel_context *intel = &brw->intel;
+ struct gl_context *ctx = &intel->ctx;
+ int gen;
+ gl_format format;
+
+ gen = intel->gen * 10;
+ if (intel->is_g4x)
+ gen += 5;
+
+ for (format = MESA_FORMAT_NONE + 1; format < MESA_FORMAT_COUNT; format++) {
+ uint32_t texture, render;
+ const struct surface_format_info *rinfo, *tinfo;
+ bool is_integer = _mesa_is_format_integer_color(format);
+
+ render = texture = brw_format_for_mesa_format(format);
+ tinfo = &surface_formats[texture];
+
+ /* The value of BRW_SURFACEFORMAT_R32G32B32A32_FLOAT is 0, so don't skip
+ * it.
+ */
+ if (texture == 0 && format != MESA_FORMAT_RGBA_FLOAT32)
+ continue;
+
+ if (gen >= tinfo->sampling && (gen >= tinfo->filtering || is_integer))
+ ctx->TextureFormatSupported[format] = true;
+
+ /* Re-map some render target formats to make them supported when they
+ * wouldn't be using their format for texturing.
+ */
+ switch (render) {
+ /* For these formats, we just need to read/write the first
+ * channel into R, which is to say that we just treat them as
+ * GL_RED.
+ */
+ case BRW_SURFACEFORMAT_I32_FLOAT:
+ case BRW_SURFACEFORMAT_L32_FLOAT:
+ render = BRW_SURFACEFORMAT_R32_FLOAT;
+ break;
+ case BRW_SURFACEFORMAT_I16_FLOAT:
+ case BRW_SURFACEFORMAT_L16_FLOAT:
+ render = BRW_SURFACEFORMAT_R16_FLOAT;
+ break;
+ case BRW_SURFACEFORMAT_B8G8R8X8_UNORM:
+ /* XRGB is handled as ARGB because the chips in this family
+ * cannot render to XRGB targets. This means that we have to
+ * mask writes to alpha (ala glColorMask) and reconfigure the
+ * alpha blending hardware to use GL_ONE (or GL_ZERO) for
+ * cases where GL_DST_ALPHA (or GL_ONE_MINUS_DST_ALPHA) is
+ * used.
+ */
+ render = BRW_SURFACEFORMAT_B8G8R8A8_UNORM;
+ break;
+ }
+
+ rinfo = &surface_formats[render];
+
+ /* Note that GL_EXT_texture_integer says that blending doesn't occur for
+ * integer, so we don't need hardware support for blending on it. Other
+ * than that, GL in general requires alpha blending for render targets,
+ * even though we don't support it for some formats.
+ *
+ * We don't currently support rendering to SNORM textures because some of
+ * the ARB_color_buffer_float clamping is broken for it
+ * (piglit arb_color_buffer_float-drawpixels GL_RGBA8_SNORM).
+ */
+ if (gen >= rinfo->render_target &&
+ (gen >= rinfo->alpha_blend || is_integer) &&
+ _mesa_get_format_datatype(format) != GL_SIGNED_NORMALIZED) {
+ brw->render_target_format[format] = render;
+ brw->format_supported_as_render_target[format] = true;
+ }
}
- /* The value of this BRW_SURFACEFORMAT is 0, so hardcode it.
+ /* We will check this table for FBO completeness, but the surface format
+ * table above only covered color rendering.
*/
- if (format == MESA_FORMAT_RGBA_FLOAT32)
- return true;
-
- /* While we can texture from these formats, they're not actually supported
- * for rendering.
+ brw->format_supported_as_render_target[MESA_FORMAT_S8_Z24] = true;
+ brw->format_supported_as_render_target[MESA_FORMAT_X8_Z24] = true;
+ brw->format_supported_as_render_target[MESA_FORMAT_S8] = true;
+ brw->format_supported_as_render_target[MESA_FORMAT_Z16] = true;
+ brw->format_supported_as_render_target[MESA_FORMAT_Z32_FLOAT] = true;
+ brw->format_supported_as_render_target[MESA_FORMAT_Z32_FLOAT_X24S8] = true;
+
+ /* We remap depth formats to a supported texturing format in
+ * translate_tex_format().
*/
- if (format == MESA_FORMAT_RGB_UINT32 ||
- format == MESA_FORMAT_RGB_INT32)
- return false;
+ ctx->TextureFormatSupported[MESA_FORMAT_S8_Z24] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_X8_Z24] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_Z32_FLOAT] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_Z32_FLOAT_X24S8] = true;
+}
+bool
+brw_render_target_supported(struct intel_context *intel, gl_format format)
+{
+ struct brw_context *brw = brw_context(&intel->ctx);
/* Not exactly true, as some of those formats are not renderable.
* But at least we know how to translate them.
*/
- return brw_format_for_mesa_format(format) != 0;
+ return brw->format_supported_as_render_target[format];
}
GLuint
switch( mesa_format ) {
case MESA_FORMAT_Z16:
- if (depth_mode == GL_INTENSITY)
- return BRW_SURFACEFORMAT_I16_UNORM;
- else if (depth_mode == GL_ALPHA)
- return BRW_SURFACEFORMAT_A16_UNORM;
- else if (depth_mode == GL_RED)
- return BRW_SURFACEFORMAT_R16_UNORM;
- else
- return BRW_SURFACEFORMAT_L16_UNORM;
+ return BRW_SURFACEFORMAT_I16_UNORM;
case MESA_FORMAT_S8_Z24:
case MESA_FORMAT_X8_Z24:
- /* XXX: these different surface formats don't seem to
- * make any difference for shadow sampler/compares.
- */
- if (depth_mode == GL_INTENSITY)
- return BRW_SURFACEFORMAT_I24X8_UNORM;
- else if (depth_mode == GL_ALPHA)
- return BRW_SURFACEFORMAT_A24X8_UNORM;
- else if (depth_mode == GL_RED)
- return BRW_SURFACEFORMAT_R24_UNORM_X8_TYPELESS;
- else
- return BRW_SURFACEFORMAT_L24X8_UNORM;
-
+ return BRW_SURFACEFORMAT_I24X8_UNORM;
+
+ case MESA_FORMAT_Z32_FLOAT:
+ return BRW_SURFACEFORMAT_I32_FLOAT;
+
+ case MESA_FORMAT_Z32_FLOAT_X24S8:
+ return BRW_SURFACEFORMAT_R32G32_FLOAT;
+
case MESA_FORMAT_SARGB8:
case MESA_FORMAT_SLA8:
case MESA_FORMAT_SL8:
surf[0] = (translate_tex_target(tObj->Target) << BRW_SURFACE_TYPE_SHIFT |
BRW_SURFACE_MIPMAPLAYOUT_BELOW << BRW_SURFACE_MIPLAYOUT_SHIFT |
BRW_SURFACE_CUBEFACE_ENABLES |
- (translate_tex_format(firstImage->TexFormat,
+ (translate_tex_format(mt->format,
firstImage->InternalFormat,
sampler->DepthMode,
sampler->sRGBDecode) <<
I915_GEM_DOMAIN_SAMPLER, 0);
}
+/**
+ * Set up a binding table entry for use by stream output logic (transform
+ * feedback).
+ *
+ * buffer_size_minus_1 must me less than BRW_MAX_NUM_BUFFER_ENTRIES.
+ */
+void
+brw_update_sol_surface(struct brw_context *brw,
+ struct gl_buffer_object *buffer_obj,
+ uint32_t *out_offset, unsigned num_vector_components,
+ unsigned stride_dwords, unsigned offset_dwords)
+{
+ drm_intel_bo *bo = intel_buffer_object(buffer_obj)->buffer;
+ uint32_t *surf = brw_state_batch(brw, AUB_TRACE_SURFACE_STATE, 6 * 4, 32,
+ out_offset);
+ uint32_t pitch_minus_1 = 4*stride_dwords - 1;
+ uint32_t offset_bytes = 4 * offset_dwords;
+ size_t size_dwords = buffer_obj->Size / 4;
+ uint32_t buffer_size_minus_1, width, height, depth, surface_format;
+
+ /* FIXME: can we rely on core Mesa to ensure that the buffer isn't
+ * too big to map using a single binding table entry?
+ */
+ assert((size_dwords - offset_dwords) / stride_dwords
+ <= BRW_MAX_NUM_BUFFER_ENTRIES);
+
+ if (size_dwords > offset_dwords + num_vector_components) {
+ /* There is room for at least 1 transform feedback output in the buffer.
+ * Compute the number of additional transform feedback outputs the
+ * buffer has room for.
+ */
+ buffer_size_minus_1 =
+ (size_dwords - offset_dwords - num_vector_components) / stride_dwords;
+ } else {
+ /* There isn't even room for a single transform feedback output in the
+ * buffer. We can't configure the binding table entry to prevent output
+ * entirely; we'll have to rely on the geometry shader to detect
+ * overflow. But to minimize the damage in case of a bug, set up the
+ * binding table entry to just allow a single output.
+ */
+ buffer_size_minus_1 = 0;
+ }
+ width = buffer_size_minus_1 & 0x7f;
+ height = (buffer_size_minus_1 & 0xfff80) >> 7;
+ depth = (buffer_size_minus_1 & 0x7f00000) >> 20;
+
+ switch (num_vector_components) {
+ case 1:
+ surface_format = BRW_SURFACEFORMAT_R32_FLOAT;
+ break;
+ case 2:
+ surface_format = BRW_SURFACEFORMAT_R32G32_FLOAT;
+ break;
+ case 3:
+ surface_format = BRW_SURFACEFORMAT_R32G32B32_FLOAT;
+ break;
+ case 4:
+ surface_format = BRW_SURFACEFORMAT_R32G32B32A32_FLOAT;
+ break;
+ default:
+ assert(!"Invalid vector size for transform feedback output");
+ surface_format = BRW_SURFACEFORMAT_R32_FLOAT;
+ break;
+ }
+
+ surf[0] = BRW_SURFACE_BUFFER << BRW_SURFACE_TYPE_SHIFT |
+ BRW_SURFACE_MIPMAPLAYOUT_BELOW << BRW_SURFACE_MIPLAYOUT_SHIFT |
+ surface_format << BRW_SURFACE_FORMAT_SHIFT |
+ BRW_SURFACE_RC_READ_WRITE;
+ surf[1] = bo->offset + offset_bytes; /* reloc */
+ surf[2] = (width << BRW_SURFACE_WIDTH_SHIFT |
+ height << BRW_SURFACE_HEIGHT_SHIFT);
+ surf[3] = (depth << BRW_SURFACE_DEPTH_SHIFT |
+ pitch_minus_1 << BRW_SURFACE_PITCH_SHIFT);
+ surf[4] = 0;
+ surf[5] = 0;
+
+ /* Emit relocation to surface contents. */
+ drm_intel_bo_emit_reloc(brw->intel.batch.bo,
+ *out_offset + 4,
+ bo, offset_bytes,
+ I915_GEM_DOMAIN_RENDER, I915_GEM_DOMAIN_RENDER);
+}
+
/* Creates a new WM constant buffer reflecting the current fragment program's
* constants, if needed by the fragment program.
*
drm_intel_bo_unreference(brw->wm.const_bo);
brw->wm.const_bo = NULL;
brw->bind.surf_offset[surf_index] = 0;
- brw->state.dirty.brw |= BRW_NEW_WM_SURFACES;
+ brw->state.dirty.brw |= BRW_NEW_SURFACES;
}
return;
}
params->NumParameters,
&brw->bind.surf_offset[surf_index]);
- brw->state.dirty.brw |= BRW_NEW_WM_SURFACES;
+ brw->state.dirty.brw |= BRW_NEW_SURFACES;
}
const struct brw_tracked_state brw_wm_pull_constants = {
6 * 4, 32, &brw->bind.surf_offset[unit]);
switch (irb->Base.Format) {
- case MESA_FORMAT_XRGB8888:
- /* XRGB is handled as ARGB because the chips in this family
- * cannot render to XRGB targets. This means that we have to
- * mask writes to alpha (ala glColorMask) and reconfigure the
- * alpha blending hardware to use GL_ONE (or GL_ZERO) for
- * cases where GL_DST_ALPHA (or GL_ONE_MINUS_DST_ALPHA) is
- * used.
- */
- format = BRW_SURFACEFORMAT_B8G8R8A8_UNORM;
- break;
- case MESA_FORMAT_INTENSITY_FLOAT32:
- case MESA_FORMAT_LUMINANCE_FLOAT32:
- /* For these formats, we just need to read/write the first
- * channel into R, which is to say that we just treat them as
- * GL_RED.
- */
- format = BRW_SURFACEFORMAT_R32_FLOAT;
- break;
case MESA_FORMAT_SARGB8:
/* without GL_EXT_framebuffer_sRGB we shouldn't bind sRGB
surfaces to the blend/update as sRGB */
format = BRW_SURFACEFORMAT_B8G8R8A8_UNORM;
break;
default:
- assert(brw_render_target_supported(irb->Base.Format));
- format = brw_format_for_mesa_format(irb->Base.Format);
+ format = brw->render_target_format[irb->Base.Format];
+ if (unlikely(!brw->format_supported_as_render_target[irb->Base.Format])) {
+ _mesa_problem(ctx, "%s: renderbuffer format %s unsupported\n",
+ __FUNCTION__, _mesa_get_format_name(irb->Base.Format));
+ }
+ break;
}
surf[0] = (BRW_SURFACE_2D << BRW_SURFACE_TYPE_SHIFT |
} else {
intel->vtbl.update_null_renderbuffer_surface(brw, 0);
}
- brw->state.dirty.brw |= BRW_NEW_WM_SURFACES;
+ brw->state.dirty.brw |= BRW_NEW_SURFACES;
}
const struct brw_tracked_state brw_renderbuffer_surfaces = {
}
}
- brw->state.dirty.brw |= BRW_NEW_WM_SURFACES;
+ brw->state.dirty.brw |= BRW_NEW_SURFACES;
}
const struct brw_tracked_state brw_texture_surfaces = {
sizeof(uint32_t) * BRW_MAX_SURFACES,
32, &brw->bind.bo_offset);
- /* BRW_NEW_WM_SURFACES and BRW_NEW_VS_CONSTBUF */
+ /* BRW_NEW_SURFACES and BRW_NEW_VS_CONSTBUF */
for (i = 0; i < BRW_MAX_SURFACES; i++) {
bind[i] = brw->bind.surf_offset[i];
}
.mesa = 0,
.brw = (BRW_NEW_BATCH |
BRW_NEW_VS_CONSTBUF |
- BRW_NEW_WM_SURFACES),
+ BRW_NEW_SURFACES),
.cache = 0
},
.emit = brw_upload_binding_table,