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[core] separate Backend from View for headless rendering

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This commit is contained in:
Konstantin Käfer
2016-10-06 13:23:50 +02:00
parent 45f4dc0166
commit 5cc390d694
54 changed files with 779 additions and 525 deletions
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14
src/mbgl/renderer/painter_debug.cpp
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@@ -1,6 +1,8 @@
#include <mbgl/renderer/painter.hpp>
#include <mbgl/renderer/debug_bucket.hpp>
#include <mbgl/renderer/render_tile.hpp>
#include <mbgl/renderer/paint_parameters.hpp>
#include <mbgl/map/view.hpp>
#include <mbgl/tile/tile.hpp>
#include <mbgl/shader/shaders.hpp>
#include <mbgl/util/string.hpp>
@@ -87,7 +89,7 @@ void Painter::renderDebugFrame(const mat4 &matrix) {
}
#ifndef NDEBUG
void Painter::renderClipMasks() {
void Painter::renderClipMasks(PaintParameters& parameters) {
context.stencilTest = false;
context.depthTest = false;
context.program = 0;
@@ -98,7 +100,7 @@ void Painter::renderClipMasks() {
context.rasterPos = { -1, -1, 0, 0 };
// Read the stencil buffer
const auto& fbSize = frame.framebufferSize;
const auto& fbSize = parameters.view.getFramebufferSize();
auto pixels = std::make_unique<uint8_t[]>(fbSize[0] * fbSize[1]);
MBGL_CHECK_ERROR(glReadPixels(
0, // GLint x
@@ -120,12 +122,14 @@ void Painter::renderClipMasks() {
MBGL_CHECK_ERROR(glWindowPos2i(0, 0));
MBGL_CHECK_ERROR(glDrawPixels(fbSize[0], fbSize[1], GL_LUMINANCE, GL_UNSIGNED_BYTE, pixels.get()));
#else
(void)parameters;
#endif // MBGL_USE_GLES2
}
#endif // NDEBUG
#ifndef NDEBUG
void Painter::renderDepthBuffer() {
void Painter::renderDepthBuffer(PaintParameters& parameters) {
context.stencilTest = false;
context.depthTest = false;
context.program = 0;
@@ -136,7 +140,7 @@ void Painter::renderDepthBuffer() {
context.rasterPos = { -1, -1, 0, 0 };
// Read the stencil buffer
const auto& fbSize = frame.framebufferSize;
const auto& fbSize = parameters.view.getFramebufferSize();
auto pixels = std::make_unique<GLubyte[]>(fbSize[0] * fbSize[1]);
const double base = 1.0 / (1.0 - depthRangeSize);
@@ -155,6 +159,8 @@ void Painter::renderDepthBuffer() {
MBGL_CHECK_ERROR(glWindowPos2i(0, 0));
MBGL_CHECK_ERROR(glDrawPixels(fbSize[0], fbSize[1], GL_LUMINANCE, GL_UNSIGNED_BYTE, pixels.get()));
#else
(void)parameters;
#endif // MBGL_USE_GLES2
}
#endif // NDEBUG