From 5b7099c74d7774dc59895536bad53bd1196e398c Mon Sep 17 00:00:00 2001 From: Paul Berry Date: Sat, 15 Dec 2012 14:21:32 -0800 Subject: [PATCH] mesa: Make a function is_transform_feedback_active_and_unpaused. The rather unweildy logic for determining this condition was repeated in a large number of places. This patch consolidates it to a single inline function. Reviewed-by: Jordan Justen Reviewed-by: Brian Paul Reviewed-by: Ian Romanick --- src/mesa/drivers/common/meta.c | 3 +-- src/mesa/drivers/dri/i965/brw_draw.c | 4 ++-- src/mesa/drivers/dri/i965/brw_gs.c | 4 ++-- src/mesa/drivers/dri/i965/gen6_sol.c | 2 +- src/mesa/drivers/dri/i965/gen7_sol_state.c | 5 ++--- src/mesa/main/api_validate.c | 20 +++++++------------- src/mesa/main/shaderapi.c | 8 +++----- src/mesa/main/transformfeedback.c | 5 ++--- src/mesa/main/transformfeedback.h | 9 +++++++++ 9 files changed, 29 insertions(+), 31 deletions(-) diff --git a/src/mesa/drivers/common/meta.c b/src/mesa/drivers/common/meta.c index ac036ea..d211fda 100644 --- a/src/mesa/drivers/common/meta.c +++ b/src/mesa/drivers/common/meta.c @@ -474,8 +474,7 @@ _mesa_meta_begin(struct gl_context *ctx, GLbitfield state) * able to change other state. */ save->TransformFeedbackNeedsResume = - ctx->TransformFeedback.CurrentObject->Active && - !ctx->TransformFeedback.CurrentObject->Paused; + _mesa_is_xfb_active_and_unpaused(ctx); if (save->TransformFeedbackNeedsResume) _mesa_PauseTransformFeedback(); diff --git a/src/mesa/drivers/dri/i965/brw_draw.c b/src/mesa/drivers/dri/i965/brw_draw.c index 1ba839c..cb8e682 100644 --- a/src/mesa/drivers/dri/i965/brw_draw.c +++ b/src/mesa/drivers/dri/i965/brw_draw.c @@ -34,6 +34,7 @@ #include "main/state.h" #include "main/enums.h" #include "main/macros.h" +#include "main/transformfeedback.h" #include "tnl/tnl.h" #include "vbo/vbo_context.h" #include "swrast/swrast.h" @@ -385,8 +386,7 @@ brw_update_primitive_count(struct brw_context *brw, = vbo_count_tessellated_primitives(prim->mode, prim->count, prim->num_instances); brw->sol.primitives_generated += count; - if (brw->intel.ctx.TransformFeedback.CurrentObject->Active && - !brw->intel.ctx.TransformFeedback.CurrentObject->Paused) { + if (_mesa_is_xfb_active_and_unpaused(&brw->intel.ctx)) { /* Update brw->sol.svbi_0_max_index to reflect the amount by which the * hardware is going to increment SVBI 0 when this drawing operation * occurs. This is necessary because the kernel does not (yet) save and diff --git a/src/mesa/drivers/dri/i965/brw_gs.c b/src/mesa/drivers/dri/i965/brw_gs.c index 9ba53ec..7663c60 100644 --- a/src/mesa/drivers/dri/i965/brw_gs.c +++ b/src/mesa/drivers/dri/i965/brw_gs.c @@ -32,6 +32,7 @@ #include "main/glheader.h" #include "main/macros.h" #include "main/enums.h" +#include "main/transformfeedback.h" #include "intel_batchbuffer.h" @@ -189,8 +190,7 @@ static void populate_key( struct brw_context *brw, } else if (intel->gen == 6) { /* On Gen6, GS is used for transform feedback. */ /* _NEW_TRANSFORM_FEEDBACK */ - if (ctx->TransformFeedback.CurrentObject->Active && - !ctx->TransformFeedback.CurrentObject->Paused) { + if (_mesa_is_xfb_active_and_unpaused(ctx)) { const struct gl_shader_program *shaderprog = ctx->Shader.CurrentVertexProgram; const struct gl_transform_feedback_info *linked_xfb_info = diff --git a/src/mesa/drivers/dri/i965/gen6_sol.c b/src/mesa/drivers/dri/i965/gen6_sol.c index 7aa6140..9c09ade 100644 --- a/src/mesa/drivers/dri/i965/gen6_sol.c +++ b/src/mesa/drivers/dri/i965/gen6_sol.c @@ -49,7 +49,7 @@ gen6_update_sol_surfaces(struct brw_context *brw) for (i = 0; i < BRW_MAX_SOL_BINDINGS; ++i) { const int surf_index = SURF_INDEX_SOL_BINDING(i); - if (xfb_obj->Active && !xfb_obj->Paused && + if (_mesa_is_xfb_active_and_unpaused(ctx) && i < linked_xfb_info->NumOutputs) { unsigned buffer = linked_xfb_info->Outputs[i].OutputBuffer; unsigned buffer_offset = diff --git a/src/mesa/drivers/dri/i965/gen7_sol_state.c b/src/mesa/drivers/dri/i965/gen7_sol_state.c index 1a89503d..28cecf2 100644 --- a/src/mesa/drivers/dri/i965/gen7_sol_state.c +++ b/src/mesa/drivers/dri/i965/gen7_sol_state.c @@ -33,6 +33,7 @@ #include "brw_defines.h" #include "intel_batchbuffer.h" #include "intel_buffer_objects.h" +#include "main/transformfeedback.h" static void upload_3dstate_so_buffers(struct brw_context *brw) @@ -236,9 +237,7 @@ upload_sol_state(struct brw_context *brw) struct intel_context *intel = &brw->intel; struct gl_context *ctx = &intel->ctx; /* _NEW_TRANSFORM_FEEDBACK */ - struct gl_transform_feedback_object *xfb_obj = - ctx->TransformFeedback.CurrentObject; - bool active = xfb_obj->Active && !xfb_obj->Paused; + bool active = _mesa_is_xfb_active_and_unpaused(ctx); if (active) { upload_3dstate_so_buffers(brw); diff --git a/src/mesa/main/api_validate.c b/src/mesa/main/api_validate.c index 1606282..133fb63 100644 --- a/src/mesa/main/api_validate.c +++ b/src/mesa/main/api_validate.c @@ -32,6 +32,7 @@ #include "mtypes.h" #include "enums.h" #include "vbo/vbo.h" +#include "transformfeedback.h" #include @@ -252,8 +253,7 @@ _mesa_valid_prim_mode(struct gl_context *ctx, GLenum mode, const char *name) * current transform feedback state as given by table X.1. * */ - if (ctx->TransformFeedback.CurrentObject->Active && - !ctx->TransformFeedback.CurrentObject->Paused) { + if (_mesa_is_xfb_active_and_unpaused(ctx)) { GLboolean pass = GL_TRUE; switch (mode) { @@ -313,8 +313,6 @@ _mesa_validate_DrawElements(struct gl_context *ctx, GLenum mode, GLsizei count, GLenum type, const GLvoid *indices, GLint basevertex) { - struct gl_transform_feedback_object *xfb_obj - = ctx->TransformFeedback.CurrentObject; ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE); FLUSH_CURRENT(ctx, 0); @@ -325,7 +323,7 @@ _mesa_validate_DrawElements(struct gl_context *ctx, * DrawElementsInstanced, and DrawRangeElements while transform feedback * is active and not paused, regardless of mode. */ - if (_mesa_is_gles3(ctx) && xfb_obj->Active && !xfb_obj->Paused) { + if (_mesa_is_gles3(ctx) && _mesa_is_xfb_active_and_unpaused(ctx)) { _mesa_error(ctx, GL_INVALID_OPERATION, "glDrawElements(transform feedback active)"); return GL_FALSE; @@ -446,8 +444,6 @@ _mesa_validate_DrawRangeElements(struct gl_context *ctx, GLenum mode, GLsizei count, GLenum type, const GLvoid *indices, GLint basevertex) { - struct gl_transform_feedback_object *xfb_obj - = ctx->TransformFeedback.CurrentObject; ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE); FLUSH_CURRENT(ctx, 0); @@ -458,7 +454,7 @@ _mesa_validate_DrawRangeElements(struct gl_context *ctx, GLenum mode, * DrawElementsInstanced, and DrawRangeElements while transform feedback * is active and not paused, regardless of mode. */ - if (_mesa_is_gles3(ctx) && xfb_obj->Active && !xfb_obj->Paused) { + if (_mesa_is_gles3(ctx) && _mesa_is_xfb_active_and_unpaused(ctx)) { _mesa_error(ctx, GL_INVALID_OPERATION, "glDrawElements(transform feedback active)"); return GL_FALSE; @@ -552,7 +548,7 @@ _mesa_validate_DrawArrays(struct gl_context *ctx, * This is in contrast to the behaviour of desktop GL, where the extra * primitives are silently dropped from the transform feedback buffer. */ - if (_mesa_is_gles3(ctx) && xfb_obj->Active && !xfb_obj->Paused) { + if (_mesa_is_gles3(ctx) && _mesa_is_xfb_active_and_unpaused(ctx)) { size_t prim_count = vbo_count_tessellated_primitives(mode, count, 1); if (xfb_obj->GlesRemainingPrims < prim_count) { _mesa_error(ctx, GL_INVALID_OPERATION, @@ -620,7 +616,7 @@ _mesa_validate_DrawArraysInstanced(struct gl_context *ctx, GLenum mode, GLint fi * This is in contrast to the behaviour of desktop GL, where the extra * primitives are silently dropped from the transform feedback buffer. */ - if (_mesa_is_gles3(ctx) && xfb_obj->Active && !xfb_obj->Paused) { + if (_mesa_is_gles3(ctx) && _mesa_is_xfb_active_and_unpaused(ctx)) { size_t prim_count = vbo_count_tessellated_primitives(mode, count, numInstances); if (xfb_obj->GlesRemainingPrims < prim_count) { @@ -641,8 +637,6 @@ _mesa_validate_DrawElementsInstanced(struct gl_context *ctx, const GLvoid *indices, GLsizei numInstances, GLint basevertex) { - struct gl_transform_feedback_object *xfb_obj - = ctx->TransformFeedback.CurrentObject; ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE); FLUSH_CURRENT(ctx, 0); @@ -653,7 +647,7 @@ _mesa_validate_DrawElementsInstanced(struct gl_context *ctx, * DrawElementsInstanced, and DrawRangeElements while transform feedback * is active and not paused, regardless of mode. */ - if (_mesa_is_gles3(ctx) && xfb_obj->Active && !xfb_obj->Paused) { + if (_mesa_is_gles3(ctx) && _mesa_is_xfb_active_and_unpaused(ctx)) { _mesa_error(ctx, GL_INVALID_OPERATION, "glDrawElements(transform feedback active)"); return GL_FALSE; diff --git a/src/mesa/main/shaderapi.c b/src/mesa/main/shaderapi.c index 53e9d04..1f0002f 100644 --- a/src/mesa/main/shaderapi.c +++ b/src/mesa/main/shaderapi.c @@ -45,6 +45,7 @@ #include "main/mtypes.h" #include "main/shaderapi.h" #include "main/shaderobj.h" +#include "main/transformfeedback.h" #include "main/uniforms.h" #include "program/program.h" #include "program/prog_parameter.h" @@ -1383,12 +1384,10 @@ _mesa_UseProgram(GLhandleARB program) { GET_CURRENT_CONTEXT(ctx); struct gl_shader_program *shProg; - struct gl_transform_feedback_object *obj = - ctx->TransformFeedback.CurrentObject; ASSERT_OUTSIDE_BEGIN_END(ctx); - if (obj->Active && !obj->Paused) { + if (_mesa_is_xfb_active_and_unpaused(ctx)) { _mesa_error(ctx, GL_INVALID_OPERATION, "glUseProgram(transform feedback active)"); return; @@ -1590,8 +1589,7 @@ _mesa_UseShaderProgramEXT(GLenum type, GLuint program) return; } - if (ctx->TransformFeedback.CurrentObject->Active && - !ctx->TransformFeedback.CurrentObject->Paused) { + if (_mesa_is_xfb_active_and_unpaused(ctx)) { _mesa_error(ctx, GL_INVALID_OPERATION, "glUseShaderProgramEXT(transform feedback is active)"); return; diff --git a/src/mesa/main/transformfeedback.c b/src/mesa/main/transformfeedback.c index 61f2f4f..42f38e0 100644 --- a/src/mesa/main/transformfeedback.c +++ b/src/mesa/main/transformfeedback.c @@ -819,8 +819,7 @@ _mesa_BindTransformFeedback(GLenum target, GLuint name) return; } - if (ctx->TransformFeedback.CurrentObject->Active && - !ctx->TransformFeedback.CurrentObject->Paused) { + if (_mesa_is_xfb_active_and_unpaused(ctx)) { _mesa_error(ctx, GL_INVALID_OPERATION, "glBindTransformFeedback(transform is active, or not paused)"); return; @@ -890,7 +889,7 @@ _mesa_PauseTransformFeedback(void) obj = ctx->TransformFeedback.CurrentObject; - if (!obj->Active || obj->Paused) { + if (!_mesa_is_xfb_active_and_unpaused(ctx)) { _mesa_error(ctx, GL_INVALID_OPERATION, "glPauseTransformFeedback(feedback not active or already paused)"); return; diff --git a/src/mesa/main/transformfeedback.h b/src/mesa/main/transformfeedback.h index 3c03b7a..c128746 100644 --- a/src/mesa/main/transformfeedback.h +++ b/src/mesa/main/transformfeedback.h @@ -25,9 +25,11 @@ #ifndef TRANSFORM_FEEDBACK_H #define TRANSFORM_FEEDBACK_H +#include #include "compiler.h" #include "glheader.h" #include "mfeatures.h" +#include "mtypes.h" struct _glapi_table; struct dd_function_table; @@ -111,4 +113,11 @@ _mesa_PauseTransformFeedback(void); extern void GLAPIENTRY _mesa_ResumeTransformFeedback(void); +static inline bool +_mesa_is_xfb_active_and_unpaused(const struct gl_context *ctx) +{ + return ctx->TransformFeedback.CurrentObject->Active && + !ctx->TransformFeedback.CurrentObject->Paused; +} + #endif /* TRANSFORM_FEEDBACK_H */ -- 2.7.4