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authorThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:29:04 -0800
committerThe Android Open Source Project <initial-contribution@android.com>2009-03-03 18:29:04 -0800
commite54eebbf1a908d65ee8cf80bab62821c05666d70 (patch)
tree4b825dc642cb6eb9a060e54bf8d69288fbee4904 /libpixelflinger/picker.cpp
parenta1e1c1b106423de09bc918502e7a51d4ffe5a4ae (diff)
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auto import from //depot/cupcake/@135843
Diffstat (limited to 'libpixelflinger/picker.cpp')
-rw-r--r--libpixelflinger/picker.cpp173
1 files changed, 0 insertions, 173 deletions
diff --git a/libpixelflinger/picker.cpp b/libpixelflinger/picker.cpp
deleted file mode 100644
index 030ef19..0000000
--- a/libpixelflinger/picker.cpp
+++ /dev/null
@@ -1,173 +0,0 @@
-/* libs/pixelflinger/picker.cpp
-**
-** Copyright 2006, The Android Open Source Project
-**
-** Licensed under the Apache License, Version 2.0 (the "License");
-** you may not use this file except in compliance with the License.
-** You may obtain a copy of the License at
-**
-** http://www.apache.org/licenses/LICENSE-2.0
-**
-** Unless required by applicable law or agreed to in writing, software
-** distributed under the License is distributed on an "AS IS" BASIS,
-** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-** See the License for the specific language governing permissions and
-** limitations under the License.
-*/
-
-
-#include <stdio.h>
-
-#include "buffer.h"
-#include "scanline.h"
-#include "picker.h"
-
-namespace android {
-
-// ----------------------------------------------------------------------------
-
-void ggl_init_picker(context_t* c)
-{
-}
-
-void ggl_pick(context_t* c)
-{
- if (ggl_likely(!c->dirty))
- return;
-
- // compute needs, see if they changed...
- const uint32_t enables = c->state.enables;
- needs_t new_needs(c->state.needs);
-
- if (c->dirty & GGL_CB_STATE) {
- new_needs.n &= ~GGL_NEEDS_CB_FORMAT_MASK;
- new_needs.n |= GGL_BUILD_NEEDS(c->state.buffers.color.format, CB_FORMAT);
- if (enables & GGL_ENABLE_BLENDING)
- c->dirty |= GGL_PIXEL_PIPELINE_STATE;
- }
-
- if (c->dirty & GGL_PIXEL_PIPELINE_STATE) {
- uint32_t n = GGL_BUILD_NEEDS(c->state.buffers.color.format, CB_FORMAT);
- uint32_t p = 0;
- if (enables & GGL_ENABLE_BLENDING) {
- uint32_t src = c->state.blend.src;
- uint32_t dst = c->state.blend.dst;
- uint32_t src_alpha = c->state.blend.src_alpha;
- uint32_t dst_alpha = c->state.blend.dst_alpha;
- const GGLFormat& cbf = c->formats[ c->state.buffers.color.format ];
- if (!cbf.c[GGLFormat::ALPHA].h) {
- if ((src == GGL_ONE_MINUS_DST_ALPHA) ||
- (src == GGL_DST_ALPHA)) {
- src = GGL_ONE;
- }
- if ((src_alpha == GGL_ONE_MINUS_DST_ALPHA) ||
- (src_alpha == GGL_DST_ALPHA)) {
- src_alpha = GGL_ONE;
- }
- if ((dst == GGL_ONE_MINUS_DST_ALPHA) ||
- (dst == GGL_DST_ALPHA)) {
- dst = GGL_ONE;
- }
- if ((dst_alpha == GGL_ONE_MINUS_DST_ALPHA) ||
- (dst_alpha == GGL_DST_ALPHA)) {
- dst_alpha = GGL_ONE;
- }
- }
-
- src = ggl_blendfactor_to_needs(src);
- dst = ggl_blendfactor_to_needs(dst);
- src_alpha = ggl_blendfactor_to_needs(src_alpha);
- dst_alpha = ggl_blendfactor_to_needs(dst_alpha);
-
- n |= GGL_BUILD_NEEDS( src, BLEND_SRC );
- n |= GGL_BUILD_NEEDS( dst, BLEND_DST );
- if (c->state.blend.alpha_separate) {
- n |= GGL_BUILD_NEEDS( src_alpha, BLEND_SRCA );
- n |= GGL_BUILD_NEEDS( dst_alpha, BLEND_DSTA );
- } else {
- n |= GGL_BUILD_NEEDS( src, BLEND_SRCA );
- n |= GGL_BUILD_NEEDS( dst, BLEND_DSTA );
- }
- } else {
- n |= GGL_BUILD_NEEDS( GGL_ONE, BLEND_SRC );
- n |= GGL_BUILD_NEEDS( GGL_ZERO, BLEND_DST );
- n |= GGL_BUILD_NEEDS( GGL_ONE, BLEND_SRCA );
- n |= GGL_BUILD_NEEDS( GGL_ZERO, BLEND_DSTA );
- }
-
-
- n |= GGL_BUILD_NEEDS(c->state.mask.color^0xF, MASK_ARGB);
- n |= GGL_BUILD_NEEDS((enables & GGL_ENABLE_SMOOTH) ?1:0, SHADE);
- if (enables & GGL_ENABLE_TMUS) {
- n |= GGL_BUILD_NEEDS((enables & GGL_ENABLE_W) ?1:0, W);
- }
- p |= GGL_BUILD_NEEDS((enables & GGL_ENABLE_DITHER) ?1:0, P_DITHER);
- p |= GGL_BUILD_NEEDS((enables & GGL_ENABLE_AA) ?1:0, P_AA);
- p |= GGL_BUILD_NEEDS((enables & GGL_ENABLE_FOG) ?1:0, P_FOG);
-
- if (enables & GGL_ENABLE_LOGIC_OP) {
- n |= GGL_BUILD_NEEDS(c->state.logic_op.opcode, LOGIC_OP);
- } else {
- n |= GGL_BUILD_NEEDS(GGL_COPY, LOGIC_OP);
- }
-
- if (enables & GGL_ENABLE_ALPHA_TEST) {
- p |= GGL_BUILD_NEEDS(c->state.alpha_test.func, P_ALPHA_TEST);
- } else {
- p |= GGL_BUILD_NEEDS(GGL_ALWAYS, P_ALPHA_TEST);
- }
-
- if (enables & GGL_ENABLE_DEPTH_TEST) {
- p |= GGL_BUILD_NEEDS(c->state.depth_test.func, P_DEPTH_TEST);
- p |= GGL_BUILD_NEEDS(c->state.mask.depth&1, P_MASK_Z);
- } else {
- p |= GGL_BUILD_NEEDS(GGL_ALWAYS, P_DEPTH_TEST);
- // writing to the z-buffer is always disabled if depth-test
- // is disabled.
- }
- new_needs.n = n;
- new_needs.p = p;
- }
-
- if (c->dirty & GGL_TMU_STATE) {
- int idx = 0;
- for (int i=0 ; i<GGL_TEXTURE_UNIT_COUNT ; ++i) {
- const texture_t& tx = c->state.texture[i];
- if (tx.enable) {
- uint32_t t = 0;
- t |= GGL_BUILD_NEEDS(tx.surface.format, T_FORMAT);
- t |= GGL_BUILD_NEEDS(ggl_env_to_needs(tx.env), T_ENV);
- t |= GGL_BUILD_NEEDS(0, T_POT); // XXX: not used yet
- if (tx.s_coord==GGL_ONE_TO_ONE && tx.t_coord==GGL_ONE_TO_ONE) {
- // we encode 1-to-1 into the wrap mode
- t |= GGL_BUILD_NEEDS(GGL_NEEDS_WRAP_11, T_S_WRAP);
- t |= GGL_BUILD_NEEDS(GGL_NEEDS_WRAP_11, T_T_WRAP);
- } else {
- t |= GGL_BUILD_NEEDS(ggl_wrap_to_needs(tx.s_wrap), T_S_WRAP);
- t |= GGL_BUILD_NEEDS(ggl_wrap_to_needs(tx.t_wrap), T_T_WRAP);
- }
- if (tx.mag_filter == GGL_LINEAR) {
- t |= GGL_BUILD_NEEDS(1, T_LINEAR);
- }
- if (tx.min_filter == GGL_LINEAR) {
- t |= GGL_BUILD_NEEDS(1, T_LINEAR);
- }
- new_needs.t[idx++] = t;
- } else {
- new_needs.t[i] = 0;
- }
- }
- }
-
- if (new_needs != c->state.needs) {
- c->state.needs = new_needs;
- ggl_pick_texture(c);
- ggl_pick_cb(c);
- ggl_pick_scanline(c);
- }
- c->dirty = 0;
-}
-
-// ----------------------------------------------------------------------------
-}; // namespace android
-