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fix default renderer bugs and begin frames renderer
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124 changes: 124 additions & 0 deletions
124
src/main/kotlin/solve/rendering/engine/rendering/renderers/FramesRenderer.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,124 @@ | ||
| package solve.rendering.engine.rendering.renderers | ||
|
|
||
| import org.joml.Matrix4f | ||
| import org.joml.Vector2f | ||
| import org.joml.Vector2i | ||
| import org.lwjgl.opengl.GL11.GL_RGBA | ||
| import org.lwjgl.opengl.GL11.GL_UNSIGNED_BYTE | ||
| import org.lwjgl.opengl.GL11.glBindTexture | ||
| import org.lwjgl.opengl.GL11.glGenTextures | ||
| import org.lwjgl.opengl.GL30.GL_TEXTURE_2D_ARRAY | ||
| import org.lwjgl.opengl.GL45.glTextureStorage3D | ||
| import org.lwjgl.opengl.GL45.glTextureSubImage3D | ||
| import solve.constants.ShadersFrameFragmentPath | ||
| import solve.constants.ShadersFrameGeometryPath | ||
| import solve.constants.ShadersFrameVertexPath | ||
| import solve.project.model.ProjectFrame | ||
| import solve.rendering.engine.Window | ||
| import solve.rendering.engine.rendering.batch.PrimitiveType | ||
| import solve.rendering.engine.rendering.batch.RenderBatch | ||
| import solve.rendering.engine.rendering.texture.Texture | ||
| import solve.rendering.engine.rendering.texture.TextureChannelsType | ||
| import solve.rendering.engine.shader.ShaderAttributeType | ||
| import solve.rendering.engine.shader.ShaderProgram | ||
| import solve.rendering.engine.shader.ShaderType | ||
|
|
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| class FramesRenderer( | ||
| window: Window | ||
| ) : Renderer(window) { | ||
| override val maxBatchSize = 1000 | ||
| private var modelsCommonMatrix = Matrix4f().identity() | ||
| private var gridWidth = DefaultGridWidth | ||
| private var buffersSize = defaultBuffersSize | ||
|
|
||
| private var framesNumber = 0 | ||
| private var framesWidth = 0 | ||
| private var framesHeight = 0 | ||
| private var framesChannelsType = TextureChannelsType.RGBA | ||
|
|
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| fun changeModelsCommonMatrix(newMatrix: Matrix4f) { | ||
| modelsCommonMatrix = newMatrix | ||
| } | ||
|
|
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| private fun initializeBuffersTextures(frames: List<ProjectFrame>) { | ||
| val firstTextureData = Texture.loadData(frames.first().imagePath.toString()) | ||
| if (firstTextureData == null) { | ||
| println("The read texture is null!") | ||
| return | ||
| } | ||
|
|
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| framesWidth = firstTextureData.width | ||
| framesHeight = firstTextureData.height | ||
| framesChannelsType = firstTextureData.channelsType | ||
|
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| val arrayTextureID = glGenTextures() | ||
| glBindTexture(GL_TEXTURE_2D_ARRAY, arrayTextureID) | ||
| glTextureStorage3D( | ||
| arrayTextureID, | ||
| 0, | ||
| framesChannelsType.openGLType, | ||
| framesWidth, | ||
| framesHeight, | ||
| 128 | ||
| ) | ||
|
|
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| frames.forEachIndexed { index, frame -> | ||
| val textureData = Texture.loadData(frame.imagePath.toString()) | ||
| if (textureData == null) { | ||
| println("The read texture is null!") | ||
| return@forEachIndexed | ||
| } | ||
|
|
||
| glTextureSubImage3D( | ||
| arrayTextureID, | ||
| 0, | ||
| 0, | ||
| 0, | ||
| 0, | ||
| framesWidth, | ||
| framesHeight, | ||
| 1, | ||
| GL_RGBA, | ||
| GL_UNSIGNED_BYTE, | ||
| textureData.data | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| override fun createShaderProgram(): ShaderProgram { | ||
| val shaderProgram = ShaderProgram() | ||
| shaderProgram.addShader(ShadersFrameVertexPath, ShaderType.VERTEX) | ||
| shaderProgram.addShader(ShadersFrameGeometryPath, ShaderType.GEOMETRY) | ||
| shaderProgram.addShader(ShadersFrameFragmentPath, ShaderType.FRAGMENT) | ||
| shaderProgram.link() | ||
|
|
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| return shaderProgram | ||
| } | ||
|
|
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| override fun uploadUniforms(shaderProgram: ShaderProgram) { | ||
| shaderProgram.uploadMatrix4f(ProjectionUniformName, window.calculateProjectionMatrix()) | ||
| shaderProgram.uploadMatrix4f(ModelUniformName, modelsCommonMatrix) | ||
| shaderProgram.uploadInt(GridWidthUniformName, gridWidth) | ||
| shaderProgram.uploadVector2i(BuffersSizeUniformName, buffersSize) | ||
| } | ||
|
|
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| override fun createNewBatch(zIndex: Int) = | ||
| RenderBatch(maxBatchSize, zIndex, PrimitiveType.Point, listOf(ShaderAttributeType.FLOAT2)) | ||
|
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|
|
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| override fun updateBatchesData() { | ||
| // TODO | ||
| } | ||
|
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| companion object { | ||
| private const val ProjectionUniformName = "uProjection" | ||
| private const val ModelUniformName = "uModel" | ||
| private const val GridWidthUniformName = "uGridWidth" | ||
| private const val BuffersSizeUniformName = "uBuffersSize" | ||
| private const val TexturesUniformName = "uTextures" | ||
|
|
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| private const val DefaultGridWidth = 5 | ||
|
|
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| private val defaultBuffersSize = Vector2i(10, 10) | ||
| } | ||
| } |
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