0,0 → 1,140 |
/************************************************************************** |
* |
* Copyright 2010 Jakob Bornecrantz |
* Copyright 2011 Lauri Kasanen |
* All Rights Reserved. |
* |
* Permission is hereby granted, free of charge, to any person obtaining a |
* copy of this software and associated documentation files (the |
* "Software"), to deal in the Software without restriction, including |
* without limitation the rights to use, copy, modify, merge, publish, |
* distribute, sub license, and/or sell copies of the Software, and to |
* permit persons to whom the Software is furnished to do so, subject to |
* the following conditions: |
* |
* The above copyright notice and this permission notice (including the |
* next paragraph) shall be included in all copies or substantial portions |
* of the Software. |
* |
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR |
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
* |
**************************************************************************/ |
|
#include "postprocess/postprocess.h" |
#include "cso_cache/cso_context.h" |
#include "pipe/p_screen.h" |
#include "pipe/p_context.h" |
#include "pipe/p_state.h" |
#include "pipe/p_shader_tokens.h" |
#include "util/u_inlines.h" |
#include "util/u_simple_shaders.h" |
#include "util/u_memory.h" |
|
/** Initialize the internal details */ |
struct program * |
pp_init_prog(struct pp_queue_t *ppq, struct pipe_context *pipe, |
struct cso_context *cso) |
{ |
struct program *p; |
|
pp_debug("Initializing program\n"); |
if (!pipe) |
return NULL; |
|
p = CALLOC(1, sizeof(struct program)); |
if (!p) |
return NULL; |
|
p->screen = pipe->screen; |
p->pipe = pipe; |
p->cso = cso; |
|
{ |
static const float verts[4][2][4] = { |
{ |
{1.0f, 1.0f, 0.0f, 1.0f}, |
{1.0f, 1.0f, 0.0f, 1.0f} |
}, |
{ |
{-1.0f, 1.0f, 0.0f, 1.0f}, |
{0.0f, 1.0f, 0.0f, 1.0f} |
}, |
{ |
{-1.0f, -1.0f, 0.0f, 1.0f}, |
{0.0f, 0.0f, 0.0f, 1.0f} |
}, |
{ |
{1.0f, -1.0f, 0.0f, 1.0f}, |
{1.0f, 0.0f, 0.0f, 1.0f} |
} |
}; |
|
p->vbuf = pipe_buffer_create(pipe->screen, PIPE_BIND_VERTEX_BUFFER, |
PIPE_USAGE_STATIC, sizeof(verts)); |
pipe_buffer_write(p->pipe, p->vbuf, 0, sizeof(verts), verts); |
} |
|
p->blend.rt[0].colormask = PIPE_MASK_RGBA; |
p->blend.rt[0].rgb_src_factor = p->blend.rt[0].alpha_src_factor = |
PIPE_BLENDFACTOR_SRC_ALPHA; |
p->blend.rt[0].rgb_dst_factor = p->blend.rt[0].alpha_dst_factor = |
PIPE_BLENDFACTOR_INV_SRC_ALPHA; |
|
p->rasterizer.cull_face = PIPE_FACE_NONE; |
p->rasterizer.half_pixel_center = 1; |
p->rasterizer.bottom_edge_rule = 1; |
p->rasterizer.depth_clip = 1; |
|
p->sampler.wrap_s = p->sampler.wrap_t = p->sampler.wrap_r = |
PIPE_TEX_WRAP_CLAMP_TO_EDGE; |
|
p->sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NONE; |
p->sampler.min_img_filter = p->sampler.mag_img_filter = |
PIPE_TEX_FILTER_LINEAR; |
p->sampler.normalized_coords = 1; |
|
p->sampler_point.wrap_s = p->sampler_point.wrap_t = |
p->sampler_point.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE; |
p->sampler_point.min_mip_filter = PIPE_TEX_MIPFILTER_NONE; |
p->sampler_point.min_img_filter = p->sampler_point.mag_img_filter = |
PIPE_TEX_FILTER_NEAREST; |
p->sampler_point.normalized_coords = 1; |
|
p->velem[0].src_offset = 0; |
p->velem[0].instance_divisor = 0; |
p->velem[0].vertex_buffer_index = 0; |
p->velem[0].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT; |
p->velem[1].src_offset = 1 * 4 * sizeof(float); |
p->velem[1].instance_divisor = 0; |
p->velem[1].vertex_buffer_index = 0; |
p->velem[1].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT; |
|
if (!p->screen->is_format_supported(p->screen, |
PIPE_FORMAT_R32G32B32A32_FLOAT, |
PIPE_BUFFER, 1, |
PIPE_BIND_VERTEX_BUFFER)) |
pp_debug("Vertex buf format fail\n"); |
|
|
{ |
const uint semantic_names[] = { TGSI_SEMANTIC_POSITION, |
TGSI_SEMANTIC_GENERIC |
}; |
const uint semantic_indexes[] = { 0, 0 }; |
p->passvs = util_make_vertex_passthrough_shader(p->pipe, 2, |
semantic_names, |
semantic_indexes); |
} |
|
p->framebuffer.nr_cbufs = 1; |
|
p->surf.format = PIPE_FORMAT_B8G8R8A8_UNORM; |
|
return p; |
} |