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137 lines
4.0 KiB
137 lines
4.0 KiB
/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <rs_hal.h>
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#include <rsContext.h>
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#include <GLES/gl.h>
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#include <GLES2/gl2.h>
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#include "rsdGL.h"
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#include "rsdCore.h"
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#include "rsdVertexArray.h"
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#include "rsdShaderCache.h"
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using android::renderscript::Context;
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RsdVertexArray::RsdVertexArray(const Attrib *attribs, uint32_t numAttribs) {
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mAttribs = attribs;
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mCount = numAttribs;
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}
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RsdVertexArray::~RsdVertexArray() {
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}
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RsdVertexArray::Attrib::Attrib() {
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clear();
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}
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void RsdVertexArray::Attrib::clear() {
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buffer = 0;
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offset = 0;
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type = 0;
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size = 0;
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stride = 0;
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ptr = nullptr;
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normalized = false;
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name.assign("");
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}
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void RsdVertexArray::Attrib::set(uint32_t type, uint32_t size, uint32_t stride,
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bool normalized, size_t offset,
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const char *name) {
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clear();
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this->type = type;
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this->size = size;
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this->offset = offset;
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this->normalized = normalized;
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this->stride = stride;
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this->name.assign(name);
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}
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void RsdVertexArray::logAttrib(uint32_t idx, uint32_t slot) const {
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if (idx == 0) {
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ALOGV("Starting vertex attribute binding");
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}
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ALOGV("va %i: slot=%i name=%s buf=%i ptr=%p size=%i type=0x%x stride=0x%x norm=%i offset=0x%p",
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idx, slot,
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mAttribs[idx].name.c_str(),
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mAttribs[idx].buffer,
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mAttribs[idx].ptr,
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mAttribs[idx].size,
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mAttribs[idx].type,
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mAttribs[idx].stride,
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mAttribs[idx].normalized,
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(void*)mAttribs[idx].offset);
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}
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void RsdVertexArray::setup(const Context *rsc) const {
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RsdHal *dc = (RsdHal *)rsc->mHal.drv;
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RsdVertexArrayState *state = dc->gl.vertexArrayState;
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RsdShaderCache *sc = dc->gl.shaderCache;
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rsdGLCheckError(rsc, "RsdVertexArray::setup start");
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uint32_t maxAttrs = state->mAttrsEnabledSize;
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for (uint32_t ct=1; ct < maxAttrs; ct++) {
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if(state->mAttrsEnabled[ct]) {
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glDisableVertexAttribArray(ct);
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state->mAttrsEnabled[ct] = false;
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}
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}
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rsdGLCheckError(rsc, "RsdVertexArray::setup disabled");
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for (uint32_t ct=0; ct < mCount; ct++) {
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int32_t slot = sc->vtxAttribSlot(mAttribs[ct].name);
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if (rsc->props.mLogShadersAttr) {
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logAttrib(ct, slot);
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}
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if (slot < 0 || slot >= (int32_t)maxAttrs) {
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continue;
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}
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glEnableVertexAttribArray(slot);
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state->mAttrsEnabled[slot] = true;
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glBindBuffer(GL_ARRAY_BUFFER, mAttribs[ct].buffer);
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glVertexAttribPointer(slot,
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mAttribs[ct].size,
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mAttribs[ct].type,
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mAttribs[ct].normalized,
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mAttribs[ct].stride,
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mAttribs[ct].ptr + mAttribs[ct].offset);
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}
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rsdGLCheckError(rsc, "RsdVertexArray::setup done");
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}
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////////////////////////////////////////////
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RsdVertexArrayState::RsdVertexArrayState() {
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mAttrsEnabled = nullptr;
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mAttrsEnabledSize = 0;
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}
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RsdVertexArrayState::~RsdVertexArrayState() {
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if (mAttrsEnabled) {
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delete[] mAttrsEnabled;
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mAttrsEnabled = nullptr;
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}
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}
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void RsdVertexArrayState::init(uint32_t maxAttrs) {
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mAttrsEnabledSize = maxAttrs;
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mAttrsEnabled = new bool[mAttrsEnabledSize];
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for (uint32_t ct = 0; ct < mAttrsEnabledSize; ct++) {
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mAttrsEnabled[ct] = false;
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}
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}
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