**************************************************************************/
#include "i915_context.h"
-#include "imports.h"
-#include "intel_tex.h"
+#include "main/imports.h"
+#include "main/macros.h"
#include "intel_tris.h"
#include "tnl/t_context.h"
#include "tnl/t_pipeline.h"
#include "swrast/swrast.h"
#include "swrast_setup/swrast_setup.h"
#include "tnl/tnl.h"
-#include "vbo/vbo.h"
+#include "../glsl/ralloc.h"
-
-#include "utils.h"
#include "i915_reg.h"
+#include "i915_program.h"
+
+#include "intel_span.h"
/***************************************
* Mesa's Driver Functions
***************************************/
-static const struct dri_extension i915_extensions[] =
-{
- { "GL_ARB_depth_texture", NULL },
- { "GL_ARB_fragment_program", NULL },
- { "GL_ARB_shadow", NULL },
- { "GL_ARB_texture_env_crossbar", NULL },
- { "GL_EXT_shadow_funcs", NULL },
- /* ARB extn won't work if not enabled */
- { "GL_SGIX_depth_texture", NULL },
- { NULL, NULL }
-};
-
/* Override intel default.
*/
-static void i915InvalidateState( GLcontext *ctx, GLuint new_state )
+static void
+i915InvalidateState(struct gl_context * ctx, GLuint new_state)
{
- _swrast_InvalidateState( ctx, new_state );
- _swsetup_InvalidateState( ctx, new_state );
- _vbo_InvalidateState( ctx, new_state );
- _tnl_InvalidateState( ctx, new_state );
- _tnl_invalidate_vertex_state( ctx, new_state );
- INTEL_CONTEXT(ctx)->NewGLState |= new_state;
+ _swrast_InvalidateState(ctx, new_state);
+ _swsetup_InvalidateState(ctx, new_state);
+ _vbo_InvalidateState(ctx, new_state);
+ _tnl_InvalidateState(ctx, new_state);
+ _tnl_invalidate_vertex_state(ctx, new_state);
+ intel_context(ctx)->NewGLState |= new_state;
/* Todo: gather state values under which tracked parameters become
* invalidated, add callbacks for things like
* ProgramLocalParameters, etc.
*/
{
- struct i915_fragment_program *p =
- (struct i915_fragment_program *)ctx->FragmentProgram._Current;
+ struct i915_fragment_program *p =
+ (struct i915_fragment_program *) ctx->FragmentProgram._Current;
if (p && p->nr_params)
- p->params_uptodate = 0;
+ p->params_uptodate = 0;
}
- if (new_state & (_NEW_FOG|_NEW_HINT|_NEW_PROGRAM))
- i915_update_fog(ctx);
+ if (new_state & (_NEW_STENCIL | _NEW_BUFFERS | _NEW_POLYGON))
+ i915_update_stencil(ctx);
+ if (new_state & (_NEW_LIGHT))
+ i915_update_provoking_vertex(ctx);
+ if (new_state & (_NEW_PROGRAM | _NEW_PROGRAM_CONSTANTS))
+ i915_update_program(ctx);
}
-static void i915InitDriverFunctions( struct dd_function_table *functions )
+static void
+i915InitDriverFunctions(struct dd_function_table *functions)
{
- intelInitDriverFunctions( functions );
- i915InitStateFunctions( functions );
- i915InitTextureFuncs( functions );
- i915InitFragProgFuncs( functions );
+ intelInitDriverFunctions(functions);
+ i915InitStateFunctions(functions);
+ i915InitFragProgFuncs(functions);
functions->UpdateState = i915InvalidateState;
}
+/* Note: this is shared with i830. */
+void
+intel_init_texture_formats(struct gl_context *ctx)
+{
+ struct intel_context *intel = intel_context(ctx);
+ struct intel_screen *intel_screen = intel->intelScreen;
+
+ ctx->TextureFormatSupported[MESA_FORMAT_ARGB8888] = true;
+ if (intel_screen->deviceID != PCI_CHIP_I830_M &&
+ intel_screen->deviceID != PCI_CHIP_845_G)
+ ctx->TextureFormatSupported[MESA_FORMAT_XRGB8888] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_ARGB4444] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_ARGB1555] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_RGB565] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_L8] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_A8] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_I8] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_AL88] = true;
+
+ /* Depth and stencil */
+ ctx->TextureFormatSupported[MESA_FORMAT_S8_Z24] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_X8_Z24] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_S8] = intel->has_separate_stencil;
+
+ /*
+ * This was disabled in initial FBO enabling to avoid combinations
+ * of depth+stencil that wouldn't work together. We since decided
+ * that it was OK, since it's up to the app to come up with the
+ * combo that actually works, so this can probably be re-enabled.
+ */
+ /*
+ ctx->TextureFormatSupported[MESA_FORMAT_Z16] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_Z24] = true;
+ */
+
+ /* ctx->Extensions.MESA_ycbcr_texture */
+ ctx->TextureFormatSupported[MESA_FORMAT_YCBCR] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_YCBCR_REV] = true;
+
+ /* GL_3DFX_texture_compression_FXT1 */
+ ctx->TextureFormatSupported[MESA_FORMAT_RGB_FXT1] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_RGBA_FXT1] = true;
+
+ /* GL_EXT_texture_compression_s3tc */
+ ctx->TextureFormatSupported[MESA_FORMAT_RGB_DXT1] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_RGBA_DXT1] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_RGBA_DXT3] = true;
+ ctx->TextureFormatSupported[MESA_FORMAT_RGBA_DXT5] = true;
+}
+extern const struct tnl_pipeline_stage *intel_pipeline[];
-GLboolean i915CreateContext( const __GLcontextModes *mesaVis,
- __DRIcontextPrivate *driContextPriv,
- void *sharedContextPrivate)
+bool
+i915CreateContext(int api,
+ const struct gl_config * mesaVis,
+ __DRIcontext * driContextPriv,
+ void *sharedContextPrivate)
{
struct dd_function_table functions;
- i915ContextPtr i915 = (i915ContextPtr) CALLOC_STRUCT(i915_context);
- intelContextPtr intel = &i915->intel;
- GLcontext *ctx = &intel->ctx;
- GLuint i;
+ struct i915_context *i915 = rzalloc(NULL, struct i915_context);
+ struct intel_context *intel = &i915->intel;
+ struct gl_context *ctx = &intel->ctx;
- if (!i915) return GL_FALSE;
+ if (!i915)
+ return false;
- i915InitVtbl( i915 );
+ i915InitVtbl(i915);
- i915InitDriverFunctions( &functions );
+ i915InitDriverFunctions(&functions);
- if (!intelInitContext( intel, mesaVis, driContextPriv,
- sharedContextPrivate, &functions )) {
+ if (!intelInitContext(intel, api, mesaVis, driContextPriv,
+ sharedContextPrivate, &functions)) {
FREE(i915);
- return GL_FALSE;
+ return false;
}
+ intel_init_texture_formats(ctx);
+
+ _math_matrix_ctr(&intel->ViewportMatrix);
+
+ /* Initialize swrast, tnl driver tables: */
+ intelInitSpanFuncs(ctx);
+ intelInitTriFuncs(ctx);
+
+ /* Install the customized pipeline: */
+ _tnl_destroy_pipeline(ctx);
+ _tnl_install_pipeline(ctx, intel_pipeline);
+
+ if (intel->no_rast)
+ FALLBACK(intel, INTEL_FALLBACK_USER, 1);
+
ctx->Const.MaxTextureUnits = I915_TEX_UNITS;
ctx->Const.MaxTextureImageUnits = I915_TEX_UNITS;
ctx->Const.MaxTextureCoordUnits = I915_TEX_UNITS;
+ ctx->Const.MaxVarying = I915_TEX_UNITS;
+ ctx->Const.MaxCombinedTextureImageUnits =
+ ctx->Const.MaxVertexTextureImageUnits +
+ ctx->Const.MaxTextureImageUnits;
- intel->nr_heaps = 1;
- intel->texture_heaps[0] =
- driCreateTextureHeap( 0, intel,
- intel->intelScreen->tex.size,
- 12,
- I830_NR_TEX_REGIONS,
- intel->sarea->texList,
- (unsigned *) & intel->sarea->texAge,
- & intel->swapped,
- sizeof( struct i915_texture_object ),
- (destroy_texture_object_t *)intelDestroyTexObj );
-
- /* FIXME: driCalculateMaxTextureLevels assumes that mipmaps are
- * tightly packed, but they're not in Intel graphics
- * hardware.
+ /* Advertise the full hardware capabilities. The new memory
+ * manager should cope much better with overload situations:
*/
+ ctx->Const.MaxTextureLevels = 12;
+ ctx->Const.Max3DTextureLevels = 9;
+ ctx->Const.MaxCubeTextureLevels = 12;
+ ctx->Const.MaxTextureRectSize = (1 << 11);
ctx->Const.MaxTextureUnits = I915_TEX_UNITS;
- i = driQueryOptioni( &intel->optionCache, "allow_large_textures");
- driCalculateMaxTextureLevels( intel->texture_heaps,
- intel->nr_heaps,
- &intel->ctx.Const,
- 4,
- 11, /* max 2D texture size is 2048x2048 */
- 8, /* 3D texture */
- 11, /* cube texture. */
- 11, /* rect texture */
- 12,
- GL_FALSE,
- i );
+
+ ctx->Const.MaxTextureMaxAnisotropy = 4.0;
/* GL_ARB_fragment_program limits - don't think Mesa actually
* validates programs against these, and in any case one ARB
* instruction can translate to more than one HW instruction, so
* we'll still have to check and fallback each time.
*/
-
ctx->Const.FragmentProgram.MaxNativeTemps = I915_MAX_TEMPORARY;
- ctx->Const.FragmentProgram.MaxNativeAttribs = 11; /* 8 tex, 2 color, fog */
+ ctx->Const.FragmentProgram.MaxNativeAttribs = 11; /* 8 tex, 2 color, fog */
ctx->Const.FragmentProgram.MaxNativeParameters = I915_MAX_CONSTANT;
ctx->Const.FragmentProgram.MaxNativeAluInstructions = I915_MAX_ALU_INSN;
ctx->Const.FragmentProgram.MaxNativeTexInstructions = I915_MAX_TEX_INSN;
- ctx->Const.FragmentProgram.MaxNativeInstructions = (I915_MAX_ALU_INSN +
- I915_MAX_TEX_INSN);
- ctx->Const.FragmentProgram.MaxNativeTexIndirections = I915_MAX_TEX_INDIRECT;
+ ctx->Const.FragmentProgram.MaxNativeInstructions = (I915_MAX_ALU_INSN +
+ I915_MAX_TEX_INSN);
+ ctx->Const.FragmentProgram.MaxNativeTexIndirections =
+ I915_MAX_TEX_INDIRECT;
ctx->Const.FragmentProgram.MaxNativeAddressRegs = 0; /* I don't think we have one */
- ctx->_MaintainTexEnvProgram = 1;
- ctx->_UseTexEnvProgram = 1;
+ ctx->Const.FragmentProgram.MaxEnvParams =
+ MIN2(ctx->Const.FragmentProgram.MaxNativeParameters,
+ ctx->Const.FragmentProgram.MaxEnvParams);
+ /* i915 stores all values in single-precision floats. Values aren't set
+ * for other program targets because software is used for those targets.
+ */
+ ctx->Const.FragmentProgram.MediumFloat.RangeMin = 127;
+ ctx->Const.FragmentProgram.MediumFloat.RangeMax = 127;
+ ctx->Const.FragmentProgram.MediumFloat.Precision = 23;
+ ctx->Const.FragmentProgram.LowFloat = ctx->Const.FragmentProgram.HighFloat =
+ ctx->Const.FragmentProgram.MediumFloat;
+ ctx->Const.FragmentProgram.MediumInt.RangeMin = 24;
+ ctx->Const.FragmentProgram.MediumInt.RangeMax = 24;
+ ctx->Const.FragmentProgram.MediumInt.Precision = 0;
+ ctx->Const.FragmentProgram.LowInt = ctx->Const.FragmentProgram.HighInt =
+ ctx->Const.FragmentProgram.MediumInt;
- driInitExtensions( ctx, i915_extensions, GL_FALSE );
+ ctx->FragmentProgram._MaintainTexEnvProgram = true;
+ /* FINISHME: Are there other options that should be enabled for software
+ * FINISHME: vertex shaders?
+ */
+ ctx->ShaderCompilerOptions[MESA_SHADER_VERTEX].EmitCondCodes = true;
+
+ struct gl_shader_compiler_options *const fs_options =
+ & ctx->ShaderCompilerOptions[MESA_SHADER_FRAGMENT];
+ fs_options->MaxIfDepth = 0;
+ fs_options->EmitNoNoise = true;
+ fs_options->EmitNoPow = true;
+ fs_options->EmitNoMainReturn = true;
+ fs_options->EmitNoIndirectInput = true;
+ fs_options->EmitNoIndirectOutput = true;
+ fs_options->EmitNoIndirectUniform = true;
+ fs_options->EmitNoIndirectTemp = true;
+
+ ctx->Const.MaxDrawBuffers = 1;
- _tnl_init_vertices( ctx, ctx->Const.MaxArrayLockSize + 12,
- 36 * sizeof(GLfloat) );
+ _tnl_init_vertices(ctx, ctx->Const.MaxArrayLockSize + 12,
+ 36 * sizeof(GLfloat));
intel->verts = TNL_CONTEXT(ctx)->clipspace.vertex_buf;
- i915InitState( i915 );
+ i915InitState(i915);
- return GL_TRUE;
-}
+ /* Always enable pixel fog. Vertex fog using fog coord will conflict
+ * with fog code appended onto fragment program.
+ */
+ _tnl_allow_vertex_fog(ctx, 0);
+ _tnl_allow_pixel_fog(ctx, 1);
+ return true;
+}