Mesa (master): pp/main queue: Add pp_program.[ch]
Brian Paul
brianp at kemper.freedesktop.org
Thu Aug 25 16:22:39 UTC 2011
Module: Mesa
Branch: master
Commit: 85d2ee59d9dd71b829f7356e9080103fe0b3251a
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=85d2ee59d9dd71b829f7356e9080103fe0b3251a
Author: Lauri Kasanen <cand at gmx.com>
Date: Thu Aug 18 10:23:55 2011 +0300
pp/main queue: Add pp_program.[ch]
Signed-off-by: Lauri Kasanen <cand at gmx.com>
Signed-off-by: Brian Paul <brianp at vmware.com>
---
src/gallium/auxiliary/postprocess/pp_program.c | 137 ++++++++++++++++++++++++
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 0000000..6ec8625
--- /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 0000000..2749b35
--- /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
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