diff options
Diffstat (limited to 'src/mbgl/renderer/painter_clipping.cpp')
-rw-r--r-- | src/mbgl/renderer/painter_clipping.cpp | 33 |
1 files changed, 18 insertions, 15 deletions
diff --git a/src/mbgl/renderer/painter_clipping.cpp b/src/mbgl/renderer/painter_clipping.cpp index 6994650412..618c1093af 100644 --- a/src/mbgl/renderer/painter_clipping.cpp +++ b/src/mbgl/renderer/painter_clipping.cpp @@ -6,31 +6,34 @@ using namespace mbgl; -void Painter::drawClippingMasks(const std::set<Source*>& sources) { + +void Painter::drawClippingMasks(const std::map<TileID, ClipID>& stencils) { MBGL_DEBUG_GROUP("clipping masks"); + mat4 matrix; + const GLuint mask = 0b11111111; + config.program = plainShader->program; config.stencilOp.reset(); config.stencilTest = GL_TRUE; - config.depthFunc.reset(); - config.depthTest = GL_TRUE; + config.depthTest = GL_FALSE; config.depthMask = GL_FALSE; config.colorMask = { GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE }; - config.depthRange = { 1.0f, 1.0f }; + config.stencilMask = mask; coveringPlainArray.bind(*plainShader, tileStencilBuffer, BUFFER_OFFSET_0); - for (const auto& source : sources) { - source->drawClippingMasks(*this); - } -} + for (const auto& stencil : stencils) { + const auto& id = stencil.first; + const auto& clip = stencil.second; -void Painter::drawClippingMask(const mat4& matrix, const ClipID &clip) { - plainShader->u_matrix = matrix; + MBGL_DEBUG_GROUP(std::string{ "mask: " } + std::string(id)); + state.matrixFor(matrix, id, id.z); + matrix::multiply(matrix, projMatrix, matrix); + plainShader->u_matrix = matrix; - const GLint ref = (GLint)(clip.reference.to_ulong()); - const GLuint mask = (GLuint)(clip.mask.to_ulong()); - config.stencilFunc = { GL_ALWAYS, ref, mask }; - config.stencilMask = mask; - MBGL_CHECK_ERROR(glDrawArrays(GL_TRIANGLES, 0, (GLsizei)tileStencilBuffer.index())); + const GLint ref = (GLint)(clip.reference.to_ulong()); + config.stencilFunc = { GL_ALWAYS, ref, mask }; + MBGL_CHECK_ERROR(glDrawArrays(GL_TRIANGLES, 0, (GLsizei)tileStencilBuffer.index())); + } } |