C++ (Cpp) draw_set_samplers示例

示例#1

文件： i915_state.c 项目： Bluerise/bitrig-xenocara

static void
i915_bind_vertex_sampler_states(struct pipe_context *pipe,
                                unsigned num_samplers,
                                void **samplers)
{
   struct i915_context *i915 = i915_context(pipe);
   unsigned i;

   assert(num_samplers <= Elements(i915->vertex_samplers));

   /* Check for no-op */
   if (num_samplers == i915->num_vertex_samplers &&
       !memcmp(i915->vertex_samplers, samplers, num_samplers * sizeof(void *)))
      return;

   for (i = 0; i < num_samplers; ++i)
      i915->vertex_samplers[i] = samplers[i];
   for (i = num_samplers; i < Elements(i915->vertex_samplers); ++i)
      i915->vertex_samplers[i] = NULL;

   i915->num_vertex_samplers = num_samplers;

   draw_set_samplers(i915->draw,
                     PIPE_SHADER_VERTEX,
                     i915->vertex_samplers,
                     i915->num_vertex_samplers);
}

示例#2

文件： i915_state.c 项目： BNieuwenhuizen/mesa

static void
i915_bind_vertex_sampler_states(struct pipe_context *pipe,
                                unsigned start,
                                unsigned num,
                                void **samplers)
{
   struct i915_context *i915 = i915_context(pipe);
   unsigned i;

   assert(start + num <= ARRAY_SIZE(i915->vertex_samplers));

   /* Check for no-op */
   if (num == i915->num_vertex_samplers &&
       !memcmp(i915->vertex_samplers + start, samplers,
	       num * sizeof(void *)))
      return;

   for (i = 0; i < num; ++i)
      i915->vertex_samplers[i + start] = samplers[i];

   /* find highest non-null samplers[] entry */
   {
      unsigned j = MAX2(i915->num_vertex_samplers, start + num);
      while (j > 0 && i915->vertex_samplers[j - 1] == NULL)
         j--;
      i915->num_vertex_samplers = j;
   }

   draw_set_samplers(i915->draw,
                     PIPE_SHADER_VERTEX,
                     i915->vertex_samplers,
                     i915->num_vertex_samplers);
}

示例#3

文件： lp_state_sampler.c 项目： 1065672644894730302/Chromium

static void
llvmpipe_bind_vertex_sampler_states(struct pipe_context *pipe,
                                    unsigned num_samplers,
                                    void **samplers)
{
   struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
   unsigned i;

   assert(num_samplers <= PIPE_MAX_VERTEX_SAMPLERS);

   /* Check for no-op */
   if (num_samplers == llvmpipe->num_vertex_samplers &&
       !memcmp(llvmpipe->vertex_samplers, samplers, num_samplers * sizeof(void *)))
      return;

   draw_flush(llvmpipe->draw);

   for (i = 0; i < num_samplers; ++i)
      llvmpipe->vertex_samplers[i] = samplers[i];
   for (i = num_samplers; i < PIPE_MAX_VERTEX_SAMPLERS; ++i)
      llvmpipe->vertex_samplers[i] = NULL;

   llvmpipe->num_vertex_samplers = num_samplers;

   draw_set_samplers(llvmpipe->draw,
                     llvmpipe->vertex_samplers,
                     llvmpipe->num_vertex_samplers);

   llvmpipe->dirty |= LP_NEW_SAMPLER;
}

示例#4

文件： sp_state_sampler.c 项目： MaikuMori/mesa

/**
 * Bind a range [start, start+num-1] of samplers for a shader stage.
 */
static void
softpipe_bind_sampler_states(struct pipe_context *pipe,
                             unsigned shader,
                             unsigned start,
                             unsigned num,
                             void **samplers)
{
   struct softpipe_context *softpipe = softpipe_context(pipe);
   unsigned i;

   assert(shader < PIPE_SHADER_TYPES);
   assert(start + num <= Elements(softpipe->samplers[shader]));

   /* Check for no-op */
   if (start + num <= softpipe->num_samplers[shader] &&
       !memcmp(softpipe->samplers[shader] + start, samplers,
               num * sizeof(void *))) {
      return;
   }

   draw_flush(softpipe->draw);

   /* set the new samplers */
   for (i = 0; i < num; i++) {
      softpipe->samplers[shader][start + i] = samplers[i];
   }

   /* find highest non-null samplers[] entry */
   {
      unsigned j = MAX2(softpipe->num_samplers[shader], start + num);
      while (j > 0 && softpipe->samplers[shader][j - 1] == NULL)
         j--;
      softpipe->num_samplers[shader] = j;
   }

   if (shader == PIPE_SHADER_VERTEX || shader == PIPE_SHADER_GEOMETRY) {
      draw_set_samplers(softpipe->draw,
                        shader,
                        softpipe->samplers[shader],
                        softpipe->num_samplers[shader]);
   }

   softpipe->dirty |= SP_NEW_SAMPLER;
}

示例#5

文件： lp_state_sampler.c 项目： ILMostro/iotg-lin-gfx-mesa

static void
llvmpipe_bind_sampler_states(struct pipe_context *pipe,
                             unsigned shader,
                             unsigned start,
                             unsigned num,
                             void **samplers)
{
   struct llvmpipe_context *llvmpipe = llvmpipe_context(pipe);
   unsigned i;

   assert(shader < PIPE_SHADER_TYPES);
   assert(start + num <= Elements(llvmpipe->samplers[shader]));

   draw_flush(llvmpipe->draw);

   /* set the new samplers */
   for (i = 0; i < num; i++) {
      llvmpipe->samplers[shader][start + i] = samplers[i];
   }

   /* find highest non-null samplers[] entry */
   {
      unsigned j = MAX2(llvmpipe->num_samplers[shader], start + num);
      while (j > 0 && llvmpipe->samplers[shader][j - 1] == NULL)
         j--;
      llvmpipe->num_samplers[shader] = j;
   }

   if (shader == PIPE_SHADER_VERTEX || shader == PIPE_SHADER_GEOMETRY) {
      draw_set_samplers(llvmpipe->draw,
                        shader,
                        llvmpipe->samplers[shader],
                        llvmpipe->num_samplers[shader]);
   }
   else {
      llvmpipe->dirty |= LP_NEW_SAMPLER;
   }
}

示例#6

文件： sp_state_sampler.c 项目： daniel-schuermann/mesa

/**
 * Bind a range [start, start+num-1] of samplers for a shader stage.
 */
static void
softpipe_bind_sampler_states(struct pipe_context *pipe,
                             enum pipe_shader_type shader,
                             unsigned start,
                             unsigned num,
                             void **samplers)
{
   struct softpipe_context *softpipe = softpipe_context(pipe);
   unsigned i;

   assert(shader < PIPE_SHADER_TYPES);
   assert(start + num <= ARRAY_SIZE(softpipe->samplers[shader]));

   draw_flush(softpipe->draw);

   /* set the new samplers */
   for (i = 0; i < num; i++) {
      softpipe->samplers[shader][start + i] = samplers[i];
   }

   /* find highest non-null samplers[] entry */
   {
      unsigned j = MAX2(softpipe->num_samplers[shader], start + num);
      while (j > 0 && softpipe->samplers[shader][j - 1] == NULL)
         j--;
      softpipe->num_samplers[shader] = j;
   }

   if (shader == PIPE_SHADER_VERTEX || shader == PIPE_SHADER_GEOMETRY) {
      draw_set_samplers(softpipe->draw,
                        shader,
                        softpipe->samplers[shader],
                        softpipe->num_samplers[shader]);
   }

   softpipe->dirty |= SP_NEW_SAMPLER;
}