diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/gallium/auxiliary/postprocess/pp_program.c | 137 | ||||
-rw-r--r-- | src/gallium/auxiliary/postprocess/pp_program.h | 64 |
2 files changed, 201 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/postprocess/pp_program.c b/src/gallium/auxiliary/postprocess/pp_program.c new file mode 100644 index 00000000000..6ec8625dc1b --- /dev/null +++ b/src/gallium/auxiliary/postprocess/pp_program.c @@ -0,0 +1,137 @@ +/************************************************************************** + * + * 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 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" + +/** Initialize the internal details */ +struct program * +pp_init_prog(struct pp_queue_t *ppq, struct pipe_screen *pscreen) +{ + + struct program *p = calloc(1, sizeof(struct program)); + + pp_debug("Initializing program\n"); + if (!pscreen) + return NULL; + + if (!p) + return NULL; + + p->screen = pscreen; + p->pipe = pscreen->context_create(pscreen, NULL); + p->cso = cso_create_context(p->pipe); + + { + 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(pscreen, 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.gl_rasterization_rules = 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.usage = PIPE_BIND_RENDER_TARGET; + p->surf.format = PIPE_FORMAT_B8G8R8A8_UNORM; + + return p; +} diff --git a/src/gallium/auxiliary/postprocess/pp_program.h b/src/gallium/auxiliary/postprocess/pp_program.h new file mode 100644 index 00000000000..2749b35b372 --- /dev/null +++ b/src/gallium/auxiliary/postprocess/pp_program.h @@ -0,0 +1,64 @@ +/************************************************************************** + * + * 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 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. + * + **************************************************************************/ + +#ifndef PP_PROGRAM_H +#define PP_PROGRAM_H + +#include "pipe/p_state.h" + +/** +* Internal control details. +*/ +struct program +{ + struct pipe_screen *screen; + struct pipe_context *pipe; + struct cso_context *cso; + + struct pipe_blend_state blend; + struct pipe_depth_stencil_alpha_state depthstencil; + struct pipe_rasterizer_state rasterizer; + struct pipe_sampler_state sampler; /* bilinear */ + struct pipe_sampler_state sampler_point; /* point */ + struct pipe_viewport_state viewport; + struct pipe_framebuffer_state framebuffer; + struct pipe_vertex_element velem[2]; + + float clear_color[4]; + + void *passvs; + + struct pipe_resource *vbuf; + struct pipe_surface surf; + struct pipe_sampler_view *view; + + struct blit_state *blitctx; +}; + + +#endif |