Begin gl2 support. Renderscript still uses GL1.1 by default. However, 2.0 can be enabled and will render most tests correctly.
diff --git a/rsProgramFragment.cpp b/rsProgramFragment.cpp
index 708a0e0..daefc2c 100644
--- a/rsProgramFragment.cpp
+++ b/rsProgramFragment.cpp
@@ -19,6 +19,8 @@
#include <GLES/gl.h>
#include <GLES/glext.h>
+#include <GLES2/gl2.h>
+#include <GLES2/gl2ext.h>
using namespace android;
using namespace android::renderscript;
@@ -109,6 +111,97 @@
mDirty = false;
}
+void ProgramFragment::setupGL2(const Context *rsc, ProgramFragmentState *state, ShaderCache *sc)
+{
+ //LOGE("sgl2 frag1 %x", glGetError());
+ if ((state->mLast.get() == this) && !mDirty) {
+ //return;
+ }
+ state->mLast.set(this);
+
+ for (uint32_t ct=0; ct < MAX_TEXTURE; ct++) {
+ glActiveTexture(GL_TEXTURE0 + ct);
+ if (!(mTextureEnableMask & (1 << ct)) || !mTextures[ct].get()) {
+ glDisable(GL_TEXTURE_2D);
+ continue;
+ }
+
+ glBindTexture(GL_TEXTURE_2D, mTextures[ct]->getTextureID());
+ if (mSamplers[ct].get()) {
+ mSamplers[ct]->setupGL();
+ } else {
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+ }
+
+ glEnable(GL_TEXTURE_2D);
+ glUniform1i(sc->fragUniformSlot(ct), ct);
+ }
+
+ glActiveTexture(GL_TEXTURE0);
+ mDirty = false;
+
+ //LOGE("sgl2 frag2 %x", glGetError());
+}
+
+void ProgramFragment::loadShader() {
+ Program::loadShader(GL_FRAGMENT_SHADER);
+}
+
+void ProgramFragment::createShader()
+{
+ mShader.setTo("precision mediump float;\n");
+ mShader.append("varying vec4 varColor;\n");
+ mShader.append("varying vec4 varTex0;\n");
+
+ uint32_t mask = mTextureEnableMask;
+ uint32_t texNum = 0;
+ while (mask) {
+ if (mask & 1) {
+ char buf[64];
+ mShader.append("uniform sampler2D uni_Tex");
+ sprintf(buf, "%i", texNum);
+ mShader.append(buf);
+ mShader.append(";\n");
+ }
+ mask >>= 1;
+ texNum++;
+ }
+
+
+ mShader.append("void main() {\n");
+ //mShader.append(" gl_FragColor = vec4(0.0, 1.0, 0.0, 1.0);\n");
+ mShader.append(" vec4 col = varColor;\n");
+
+ mask = mTextureEnableMask;
+ texNum = 0;
+ while (mask) {
+ if (mask & 1) {
+ switch(mEnvModes[texNum]) {
+ case RS_TEX_ENV_MODE_REPLACE:
+ mShader.append(" col = texture2D(uni_Tex0, varTex0.xy);\n");
+ break;
+ case RS_TEX_ENV_MODE_MODULATE:
+ mShader.append(" col *= texture2D(uni_Tex0, varTex0.xy);\n");
+ break;
+ case RS_TEX_ENV_MODE_DECAL:
+ mShader.append(" col = texture2D(uni_Tex0, varTex0.xy);\n");
+ break;
+ }
+
+ }
+ mask >>= 1;
+ texNum++;
+ }
+
+ //mShader.append(" col.a = 1.0;\n");
+ //mShader.append(" col.r = 0.5;\n");
+
+ mShader.append(" gl_FragColor = col;\n");
+ mShader.append("}\n");
+}
void ProgramFragment::bindTexture(uint32_t slot, Allocation *a)
{
@@ -173,7 +266,14 @@
}
}
+void ProgramFragment::init(Context *rsc)
+{
+ mUniformCount = 2;
+ mUniformNames[0].setTo("uni_Tex0");
+ mUniformNames[1].setTo("uni_Tex1");
+ createShader();
+}
ProgramFragmentState::ProgramFragmentState()
{
@@ -190,6 +290,7 @@
{
ProgramFragment *pf = new ProgramFragment(rsc, NULL, NULL, false);
mDefault.set(pf);
+ pf->init(rsc);
}
void ProgramFragmentState::deinit(Context *rsc)
@@ -241,6 +342,7 @@
{
ProgramFragment *pf = rsc->mStateFragment.mPF;
pf->incUserRef();
+ pf->init(rsc);
rsc->mStateFragment.mPF = 0;
return pf;
}