From f324c49d896eae159b7499ad6467f03dbcc900ca Mon Sep 17 00:00:00 2001 From: LaG1924 Date: Mon, 28 Jun 2021 16:25:32 +0500 Subject: More compact faces vertecies format --- src/RendererSection.cpp | 28 +++++++++------------------- 1 file changed, 9 insertions(+), 19 deletions(-) (limited to 'src/RendererSection.cpp') diff --git a/src/RendererSection.cpp b/src/RendererSection.cpp index 1e0a1d0..e19043d 100644 --- a/src/RendererSection.cpp +++ b/src/RendererSection.cpp @@ -9,12 +9,10 @@ const GLfloat uv_coords[] = { 0.0f, 0.0f, - 1.0f, 1.0f, - 0.0f, 1.0f, - - 0.0f, 0.0f, - 1.0f, 0.0f, - 1.0f, 1.0f, + 1.0f, 0.0f, + 1.0f, 1.0f, + 0.0f, 1.0f, + }; const GLuint magicUniqueConstant = 88375; @@ -41,30 +39,22 @@ RendererSection::RendererSection(const RendererSectionData &data) { //Cube vertices GLuint VertAttribPos = 3; glBindBuffer(GL_ARRAY_BUFFER, Vbo[POSITIONS]); - glVertexAttribPointer(VertAttribPos, 4, GL_FLOAT, GL_FALSE, 6 * 4 * sizeof(GLfloat), nullptr); + glVertexAttribPointer(VertAttribPos, 4, GL_FLOAT, GL_FALSE, 4 * 4 * sizeof(GLfloat), nullptr); glEnableVertexAttribArray(VertAttribPos); glVertexAttribDivisor(VertAttribPos, 1); - glVertexAttribPointer(VertAttribPos + 1, 4, GL_FLOAT, GL_FALSE, 6 * 4 * sizeof(GLfloat), (void*)(1 * 4 * sizeof(GLfloat))); + glVertexAttribPointer(VertAttribPos + 1, 4, GL_FLOAT, GL_FALSE, 4 * 4 * sizeof(GLfloat), (void*)(1 * 4 * sizeof(GLfloat))); glEnableVertexAttribArray(VertAttribPos + 1); glVertexAttribDivisor(VertAttribPos + 1, 1); - glVertexAttribPointer(VertAttribPos + 2, 4, GL_FLOAT, GL_FALSE, 6 * 4 * sizeof(GLfloat), (void*)(2 * 4 * sizeof(GLfloat))); + glVertexAttribPointer(VertAttribPos + 2, 4, GL_FLOAT, GL_FALSE, 4 * 4 * sizeof(GLfloat), (void*)(2 * 4 * sizeof(GLfloat))); glEnableVertexAttribArray(VertAttribPos + 2); glVertexAttribDivisor(VertAttribPos + 2, 1); - glVertexAttribPointer(VertAttribPos + 3, 4, GL_FLOAT, GL_FALSE, 6 * 4 * sizeof(GLfloat), (void*)(3 * 4 * sizeof(GLfloat))); + glVertexAttribPointer(VertAttribPos + 3, 4, GL_FLOAT, GL_FALSE, 4 * 4 * sizeof(GLfloat), (void*)(3 * 4 * sizeof(GLfloat))); glEnableVertexAttribArray(VertAttribPos + 3); glVertexAttribDivisor(VertAttribPos + 3, 1); - glVertexAttribPointer(VertAttribPos + 4, 4, GL_FLOAT, GL_FALSE, 6 * 4 * sizeof(GLfloat), (void*)(4 * 4 * sizeof(GLfloat))); - glEnableVertexAttribArray(VertAttribPos + 4); - glVertexAttribDivisor(VertAttribPos + 4, 1); - - glVertexAttribPointer(VertAttribPos + 5, 4, GL_FLOAT, GL_FALSE, 6 * 4 * sizeof(GLfloat), (void*)(5 * 4 * sizeof(GLfloat))); - glEnableVertexAttribArray(VertAttribPos + 5); - glVertexAttribDivisor(VertAttribPos + 5, 1); - //Cube UVs GLuint UvAttribPos = 2; glBindBuffer(GL_ARRAY_BUFFER, VboUvs); @@ -146,7 +136,7 @@ void swap(RendererSection & lhs, RendererSection & rhs) { void RendererSection::Render(RenderState &renderState) { OPTICK_EVENT(); renderState.SetActiveVao(Vao); - glDrawArraysInstanced(GL_TRIANGLES, 0, 6, numOfFaces); + glDrawArraysInstanced(GL_TRIANGLE_FAN, 0, 4, numOfFaces); glCheckError(); } -- cgit v1.2.3