st/mesa: merge st_fragment_program into st_common_program
[mesa.git] / src / mesa / state_tracker / st_context.c
index 4123906708432325bab0e3f530a11b2fdcafe466..b54afce0d782db1506e73b1fdffc0b20e63a7eb5 100644 (file)
@@ -85,6 +85,7 @@
 #include "util/u_upload_mgr.h"
 #include "util/u_vbuf.h"
 #include "cso_cache/cso_context.h"
+#include "compiler/glsl/glsl_parser_extras.h"
 
 
 DEBUG_GET_ONCE_BOOL_OPTION(mesa_mvp_dp4, "MESA_MVP_DP4", FALSE)
@@ -144,10 +145,10 @@ st_get_active_states(struct gl_context *ctx)
       st_common_program(ctx->TessEvalProgram._Current);
    struct st_common_program *gp =
       st_common_program(ctx->GeometryProgram._Current);
-   struct st_fragment_program *fp =
-      st_fragment_program(ctx->FragmentProgram._Current);
-   struct st_compute_program *cp =
-      st_compute_program(ctx->ComputeProgram._Current);
+   struct st_common_program *fp =
+      st_common_program(ctx->FragmentProgram._Current);
+   struct st_common_program *cp =
+      st_common_program(ctx->ComputeProgram._Current);
    uint64_t active_shader_states = 0;
 
    if (vp)
@@ -226,6 +227,10 @@ st_invalidate_state(struct gl_context *ctx)
                     _NEW_POINT))
       st->dirty |= ST_NEW_RASTERIZER;
 
+   if ((new_state & _NEW_LIGHT) &&
+       (st->lower_flatshade || st->lower_two_sided_color))
+      st->dirty |= ST_NEW_FS_STATE;
+
    if (new_state & _NEW_PROJECTION &&
        st_user_clip_planes_enabled(ctx))
       st->dirty |= ST_NEW_CLIP_STATE;
@@ -236,9 +241,23 @@ st_invalidate_state(struct gl_context *ctx)
    if (new_state & _NEW_CURRENT_ATTRIB && st_vp_uses_current_values(ctx))
       st->dirty |= ST_NEW_VERTEX_ARRAYS;
 
+   if (st->clamp_frag_depth_in_shader && (new_state & _NEW_VIEWPORT)) {
+      if (ctx->GeometryProgram._Current)
+         st->dirty |= ST_NEW_GS_CONSTANTS;
+      else if (ctx->TessEvalProgram._Current)
+         st->dirty |= ST_NEW_TES_CONSTANTS;
+      else
+         st->dirty |= ST_NEW_VS_CONSTANTS;
+      st->dirty |= ST_NEW_FS_CONSTANTS;
+   }
+
    /* Update the vertex shader if ctx->Light._ClampVertexColor was changed. */
-   if (st->clamp_vert_color_in_shader && (new_state & _NEW_LIGHT))
+   if (st->clamp_vert_color_in_shader && (new_state & _NEW_LIGHT)) {
       st->dirty |= ST_NEW_VS_STATE;
+      if (st->ctx->API == API_OPENGL_COMPAT && ctx->Version >= 32) {
+         st->dirty |= ST_NEW_GS_STATE | ST_NEW_TES_STATE;
+      }
+   }
 
    /* Which shaders are dirty will be determined manually. */
    if (new_state & _NEW_PROGRAM) {
@@ -287,9 +306,9 @@ st_save_zombie_sampler_view(struct st_context *st,
    /* We need a mutex since this function may be called from one thread
     * while free_zombie_resource_views() is called from another.
     */
-   mtx_lock(&st->zombie_sampler_views.mutex);
+   simple_mtx_lock(&st->zombie_sampler_views.mutex);
    LIST_ADDTAIL(&entry->node, &st->zombie_sampler_views.list.node);
-   mtx_unlock(&st->zombie_sampler_views.mutex);
+   simple_mtx_unlock(&st->zombie_sampler_views.mutex);
 }
 
 
@@ -320,9 +339,9 @@ st_save_zombie_shader(struct st_context *st,
    /* We need a mutex since this function may be called from one thread
     * while free_zombie_shaders() is called from another.
     */
-   mtx_lock(&st->zombie_shaders.mutex);
+   simple_mtx_lock(&st->zombie_shaders.mutex);
    LIST_ADDTAIL(&entry->node, &st->zombie_shaders.list.node);
-   mtx_unlock(&st->zombie_shaders.mutex);
+   simple_mtx_unlock(&st->zombie_shaders.mutex);
 }
 
 
@@ -338,7 +357,7 @@ free_zombie_sampler_views(struct st_context *st)
       return;
    }
 
-   mtx_lock(&st->zombie_sampler_views.mutex);
+   simple_mtx_lock(&st->zombie_sampler_views.mutex);
 
    LIST_FOR_EACH_ENTRY_SAFE(entry, next,
                             &st->zombie_sampler_views.list.node, node) {
@@ -352,7 +371,7 @@ free_zombie_sampler_views(struct st_context *st)
 
    assert(LIST_IS_EMPTY(&st->zombie_sampler_views.list.node));
 
-   mtx_unlock(&st->zombie_sampler_views.mutex);
+   simple_mtx_unlock(&st->zombie_sampler_views.mutex);
 }
 
 
@@ -368,7 +387,7 @@ free_zombie_shaders(struct st_context *st)
       return;
    }
 
-   mtx_lock(&st->zombie_shaders.mutex);
+   simple_mtx_lock(&st->zombie_shaders.mutex);
 
    LIST_FOR_EACH_ENTRY_SAFE(entry, next,
                             &st->zombie_shaders.list.node, node) {
@@ -401,7 +420,7 @@ free_zombie_shaders(struct st_context *st)
 
    assert(LIST_IS_EMPTY(&st->zombie_shaders.list.node));
 
-   mtx_unlock(&st->zombie_shaders.mutex);
+   simple_mtx_unlock(&st->zombie_shaders.mutex);
 }
 
 
@@ -481,7 +500,12 @@ st_init_driver_flags(struct st_context *st)
    f->NewFramebufferSRGB = ST_NEW_FB_STATE;
    f->NewScissorRect = ST_NEW_SCISSOR;
    f->NewScissorTest = ST_NEW_SCISSOR | ST_NEW_RASTERIZER;
-   f->NewAlphaTest = ST_NEW_DSA;
+
+   if (st->lower_alpha_test)
+      f->NewAlphaTest = ST_NEW_FS_STATE;
+   else
+      f->NewAlphaTest = ST_NEW_DSA;
+
    f->NewBlend = ST_NEW_BLEND;
    f->NewBlendColor = ST_NEW_BLEND_COLOR;
    f->NewColorMask = ST_NEW_BLEND;
@@ -505,8 +529,22 @@ st_init_driver_flags(struct st_context *st)
 
    f->NewClipControl = ST_NEW_VIEWPORT | ST_NEW_RASTERIZER;
    f->NewClipPlane = ST_NEW_CLIP_STATE;
-   f->NewClipPlaneEnable = ST_NEW_RASTERIZER;
-   f->NewDepthClamp = ST_NEW_RASTERIZER;
+
+   if (st->clamp_frag_depth_in_shader) {
+      f->NewClipControl |= ST_NEW_VS_STATE | ST_NEW_GS_STATE |
+                           ST_NEW_TES_STATE;
+
+      f->NewDepthClamp = ST_NEW_FS_STATE | ST_NEW_VS_STATE |
+                         ST_NEW_GS_STATE | ST_NEW_TES_STATE;
+   } else {
+      f->NewDepthClamp = ST_NEW_RASTERIZER;
+   }
+
+   if (st->lower_ucp)
+      f->NewClipPlaneEnable = ST_NEW_VS_STATE;
+   else
+      f->NewClipPlaneEnable = ST_NEW_RASTERIZER;
+
    f->NewLineState = ST_NEW_RASTERIZER;
    f->NewPolygonState = ST_NEW_RASTERIZER;
    f->NewPolygonStipple = ST_NEW_POLY_STIPPLE;
@@ -596,9 +634,13 @@ st_create_context_priv(struct gl_context *ctx, struct pipe_context *pipe,
    ctx->Const.PackedDriverUniformStorage =
       screen->get_param(screen, PIPE_CAP_PACKED_UNIFORMS);
 
+   ctx->Const.BitmapUsesRed =
+      screen->is_format_supported(screen, PIPE_FORMAT_R8_UNORM,
+                                  PIPE_TEXTURE_2D, 0, 0,
+                                  PIPE_BIND_SAMPLER_VIEW);
+
    st->has_stencil_export =
       screen->get_param(screen, PIPE_CAP_SHADER_STENCIL_EXPORT);
-   st->has_shader_model3 = screen->get_param(screen, PIPE_CAP_SM3);
    st->has_etc1 = screen->is_format_supported(screen, PIPE_FORMAT_ETC1_RGB8,
                                               PIPE_TEXTURE_2D, 0, 0,
                                               PIPE_BIND_SAMPLER_VIEW);
@@ -633,6 +675,18 @@ st_create_context_priv(struct gl_context *ctx, struct pipe_context *pipe,
       screen->get_param(screen, PIPE_CAP_INDEP_BLEND_FUNC);
    st->needs_rgb_dst_alpha_override =
       screen->get_param(screen, PIPE_CAP_RGB_OVERRIDE_DST_ALPHA_BLEND);
+   st->has_signed_vertex_buffer_offset =
+      screen->get_param(screen, PIPE_CAP_SIGNED_VERTEX_BUFFER_OFFSET);
+   st->lower_flatshade =
+      !screen->get_param(screen, PIPE_CAP_FLATSHADE);
+   st->lower_alpha_test =
+      !screen->get_param(screen, PIPE_CAP_ALPHA_TEST);
+   st->lower_point_size =
+      !screen->get_param(screen, PIPE_CAP_POINT_SIZE_FIXED);
+   st->lower_two_sided_color =
+      !screen->get_param(screen, PIPE_CAP_TWO_SIDED_COLOR);
+   st->lower_ucp =
+      !screen->get_param(screen, PIPE_CAP_CLIP_PLANES);
 
    st->has_hw_atomics =
       screen->get_shader_param(screen, PIPE_SHADER_FRAGMENT,
@@ -644,7 +698,7 @@ st_create_context_priv(struct gl_context *ctx, struct pipe_context *pipe,
                                         PIPE_CAP_MAX_TEXTURE_UPLOAD_MEMORY_BUDGET));
 
    /* GL limits and extensions */
-   st_init_limits(pipe->screen, &ctx->Const, &ctx->Extensions, ctx->API);
+   st_init_limits(pipe->screen, &ctx->Const, &ctx->Extensions);
    st_init_extensions(pipe->screen, &ctx->Const,
                       &ctx->Extensions, &st->options, ctx->API);
 
@@ -673,6 +727,9 @@ st_create_context_priv(struct gl_context *ctx, struct pipe_context *pipe,
       }
    }
 
+   if (screen->get_param(screen, PIPE_CAP_DEPTH_CLIP_DISABLE) == 2)
+      st->clamp_frag_depth_in_shader = true;
+
    /* called after _mesa_create_context/_mesa_init_point, fix default user
     * settable max point size up
     */
@@ -682,9 +739,9 @@ st_create_context_priv(struct gl_context *ctx, struct pipe_context *pipe,
     * is not supported
     */
    ctx->Const.ShaderCompilerOptions[MESA_SHADER_VERTEX].EmitNoSat =
-      !st->has_shader_model3;
+      !screen->get_param(screen, PIPE_CAP_VERTEX_SHADER_SATURATE);
 
-   if (!ctx->Extensions.ARB_gpu_shader5) {
+   if (ctx->Const.GLSLVersion < 400) {
       for (i = 0; i < MESA_SHADER_STAGES; i++)
          ctx->Const.ShaderCompilerOptions[i].EmitNoIndirectSampler = true;
    }
@@ -692,16 +749,29 @@ st_create_context_priv(struct gl_context *ctx, struct pipe_context *pipe,
    /* Set which shader types can be compiled at link time. */
    st->shader_has_one_variant[MESA_SHADER_VERTEX] =
          st->has_shareable_shaders &&
-         !st->clamp_vert_color_in_shader;
+         !st->clamp_frag_depth_in_shader &&
+         !st->clamp_vert_color_in_shader &&
+         !st->lower_point_size &&
+         !st->lower_ucp;
 
    st->shader_has_one_variant[MESA_SHADER_FRAGMENT] =
          st->has_shareable_shaders &&
+         !st->lower_flatshade &&
+         !st->lower_alpha_test &&
          !st->clamp_frag_color_in_shader &&
-         !st->force_persample_in_shader;
+         !st->clamp_frag_depth_in_shader &&
+         !st->force_persample_in_shader &&
+         !st->lower_two_sided_color;
 
    st->shader_has_one_variant[MESA_SHADER_TESS_CTRL] = st->has_shareable_shaders;
-   st->shader_has_one_variant[MESA_SHADER_TESS_EVAL] = st->has_shareable_shaders;
-   st->shader_has_one_variant[MESA_SHADER_GEOMETRY] = st->has_shareable_shaders;
+   st->shader_has_one_variant[MESA_SHADER_TESS_EVAL] =
+         st->has_shareable_shaders &&
+         !st->clamp_frag_depth_in_shader &&
+         !st->clamp_vert_color_in_shader;
+   st->shader_has_one_variant[MESA_SHADER_GEOMETRY] =
+         st->has_shareable_shaders &&
+         !st->clamp_frag_depth_in_shader &&
+         !st->clamp_vert_color_in_shader;
    st->shader_has_one_variant[MESA_SHADER_COMPUTE] = st->has_shareable_shaders;
 
    st->bitmap.cache.empty = true;
@@ -725,9 +795,9 @@ st_create_context_priv(struct gl_context *ctx, struct pipe_context *pipe,
    LIST_INITHEAD(&st->winsys_buffers);
 
    LIST_INITHEAD(&st->zombie_sampler_views.list.node);
-   mtx_init(&st->zombie_sampler_views.mutex, mtx_plain);
+   simple_mtx_init(&st->zombie_sampler_views.mutex, mtx_plain);
    LIST_INITHEAD(&st->zombie_shaders.list.node);
-   mtx_init(&st->zombie_shaders.mutex, mtx_plain);
+   simple_mtx_init(&st->zombie_shaders.mutex, mtx_plain);
 
    return st;
 }
@@ -912,6 +982,19 @@ destroy_tex_sampler_cb(GLuint id, void *data, void *userData)
    st_texture_release_context_sampler_view(st, st_texture_object(texObj));
 }
 
+static void
+destroy_framebuffer_attachment_sampler_cb(GLuint id, void *data, void *userData)
+{
+   struct gl_framebuffer* glfb = (struct gl_framebuffer*) data;
+   struct st_context *st = (struct st_context *) userData;
+
+    for (unsigned i = 0; i < BUFFER_COUNT; i++) {
+      struct gl_renderbuffer_attachment *att = &glfb->Attachment[i];
+      if (att->Texture) {
+        st_texture_release_context_sampler_view(st, st_texture_object(att->Texture));
+      }
+   }
+}
 
 void
 st_destroy_context(struct st_context *st)
@@ -955,21 +1038,23 @@ st_destroy_context(struct st_context *st)
 
    st_context_free_zombie_objects(st);
 
-   mtx_destroy(&st->zombie_sampler_views.mutex);
-   mtx_destroy(&st->zombie_shaders.mutex);
+   simple_mtx_destroy(&st->zombie_sampler_views.mutex);
+   simple_mtx_destroy(&st->zombie_shaders.mutex);
 
-   st_reference_fragprog(st, &st->fp, NULL);
+   st_reference_prog(st, &st->fp, NULL);
    st_reference_prog(st, &st->gp, NULL);
    st_reference_vertprog(st, &st->vp, NULL);
    st_reference_prog(st, &st->tcp, NULL);
    st_reference_prog(st, &st->tep, NULL);
-   st_reference_compprog(st, &st->cp, NULL);
+   st_reference_prog(st, &st->cp, NULL);
 
    /* release framebuffer in the winsys buffers list */
    LIST_FOR_EACH_ENTRY_SAFE_REV(stfb, next, &st->winsys_buffers, head) {
       st_framebuffer_reference(&stfb, NULL);
    }
 
+   _mesa_HashWalk(ctx->Shared->FrameBuffers, destroy_framebuffer_attachment_sampler_cb, st);
+
    pipe_sampler_view_reference(&st->pixel_xfer.pixelmap_sampler_view, NULL);
    pipe_resource_reference(&st->pixel_xfer.pixelmap_texture, NULL);
 
@@ -977,7 +1062,7 @@ st_destroy_context(struct st_context *st)
 
    st_destroy_program_variants(st);
 
-   _mesa_free_context_data(ctx);
+   _mesa_free_context_data(ctx, false);
 
    /* This will free the st_context too, so 'st' must not be accessed
     * afterwards. */